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[arm64] Add patches to support SATA on Tegra210/Jetson-TX1.

This commit is contained in:
Vagrant Cascadian 2018-04-10 13:14:24 -07:00
parent 39213877ab
commit 4ece70b07d
9 changed files with 770 additions and 0 deletions
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4
debian/changelog vendored
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@ -1,8 +1,12 @@
linux (4.16-1~exp2) UNRELEASED; urgency=medium
[ Ben Hutchings ]
* aufs: gen-patch: Fix Subject generation to skip SPDX-License-Identifier
* aufs: Update support patchset to aufs4.16-20180409 (no functional change)
[ Vagrant Cascadian ]
* [arm64] Add patches to support SATA on Tegra210/Jetson-TX1.
-- Ben Hutchings <ben@decadent.org.uk> Sun, 08 Apr 2018 19:03:49 +0100
linux (4.16-1~exp1) experimental; urgency=medium

399
debian/patches/features/arm64/tegra210-sata/0001-ata-ahci_tegra-Update-initialization-sequence.patch vendored Normal file
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@ -0,0 +1,399 @@
From 56337b5576074ece867054b1ec231017a1a0a6b8 Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:33 +0530
Subject: [PATCH 1/7] ata: ahci_tegra: Update initialization sequence
Update the controller initialization sequence and move Tegra124
specifics to tegra124_ahci_init.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
drivers/ata/ahci_tegra.c | 288 ++++++++++++++++++++++++++++++++++++-----------
1 file changed, 224 insertions(+), 64 deletions(-)
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c
index 3a62eb246d80..055c65082a93 100644
--- a/drivers/ata/ahci_tegra.c
+++ b/drivers/ata/ahci_tegra.c
@@ -34,7 +34,8 @@
#define DRV_NAME "tegra-ahci"
#define SATA_CONFIGURATION_0 0x180
-#define SATA_CONFIGURATION_EN_FPCI BIT(0)
+#define SATA_CONFIGURATION_0_EN_FPCI BIT(0)
+#define SATA_CONFIGURATION_0_CLK_OVERRIDE BIT(31)
#define SCFG_OFFSET 0x1000
@@ -45,17 +46,55 @@
#define T_SATA0_CFG_1_SERR BIT(8)
#define T_SATA0_CFG_9 0x24
-#define T_SATA0_CFG_9_BASE_ADDRESS_SHIFT 13
+#define T_SATA0_CFG_9_BASE_ADDRESS 0x40020000
#define SATA_FPCI_BAR5 0x94
-#define SATA_FPCI_BAR5_START_SHIFT 4
+#define SATA_FPCI_BAR5_START_MASK (0xfffffff << 4)
+#define SATA_FPCI_BAR5_START (0x0040020 << 4)
+#define SATA_FPCI_BAR5_ACCESS_TYPE (0x1)
#define SATA_INTR_MASK 0x188
#define SATA_INTR_MASK_IP_INT_MASK BIT(16)
+#define T_SATA0_CFG_35 0x94
+#define T_SATA0_CFG_35_IDP_INDEX_MASK (0x7ff << 2)
+#define T_SATA0_CFG_35_IDP_INDEX (0x2a << 2)
+
+#define T_SATA0_AHCI_IDP1 0x98
+#define T_SATA0_AHCI_IDP1_DATA (0x400040)
+
+#define T_SATA0_CFG_PHY_1 0x12c
+#define T_SATA0_CFG_PHY_1_PADS_IDDQ_EN BIT(23)
+#define T_SATA0_CFG_PHY_1_PAD_PLL_IDDQ_EN BIT(22)
+
+#define T_SATA0_NVOOB 0x114
+#define T_SATA0_NVOOB_COMMA_CNT_MASK (0xff << 16)
+#define T_SATA0_NVOOB_COMMA_CNT (0x07 << 16)
+#define T_SATA0_NVOOB_SQUELCH_FILTER_MODE_MASK (0x3 << 24)
+#define T_SATA0_NVOOB_SQUELCH_FILTER_MODE (0x1 << 24)
+#define T_SATA0_NVOOB_SQUELCH_FILTER_LENGTH_MASK (0x3 << 26)
+#define T_SATA0_NVOOB_SQUELCH_FILTER_LENGTH (0x3 << 26)
+
+#define T_SATA_CFG_PHY_0 0x120
+#define T_SATA_CFG_PHY_0_USE_7BIT_ALIGN_DET_FOR_SPD BIT(11)
+#define T_SATA_CFG_PHY_0_MASK_SQUELCH BIT(24)
+
+#define T_SATA0_CFG2NVOOB_2 0x134
+#define T_SATA0_CFG2NVOOB_2_COMWAKE_IDLE_CNT_LOW_MASK (0x1ff << 18)
+#define T_SATA0_CFG2NVOOB_2_COMWAKE_IDLE_CNT_LOW (0xc << 18)
+
#define T_SATA0_AHCI_HBA_CAP_BKDR 0x300
+#define T_SATA0_AHCI_HBA_CAP_BKDR_PARTIAL_ST_CAP BIT(13)
+#define T_SATA0_AHCI_HBA_CAP_BKDR_SLUMBER_ST_CAP BIT(14)
+#define T_SATA0_AHCI_HBA_CAP_BKDR_SALP BIT(26)
+#define T_SATA0_AHCI_HBA_CAP_BKDR_SUPP_PM BIT(17)
+#define T_SATA0_AHCI_HBA_CAP_BKDR_SNCQ BIT(30)
#define T_SATA0_BKDOOR_CC 0x4a4
+#define T_SATA0_BKDOOR_CC_CLASS_CODE_MASK (0xffff << 16)
+#define T_SATA0_BKDOOR_CC_CLASS_CODE (0x0106 << 16)
+#define T_SATA0_BKDOOR_CC_PROG_IF_MASK (0xff << 8)
+#define T_SATA0_BKDOOR_CC_PROG_IF (0x01 << 8)
#define T_SATA0_CFG_SATA 0x54c
#define T_SATA0_CFG_SATA_BACKDOOR_PROG_IF_EN BIT(12)
@@ -82,6 +121,27 @@
#define T_SATA0_CHX_PHY_CTRL11 0x6d0
#define T_SATA0_CHX_PHY_CTRL11_GEN2_RX_EQ (0x2800 << 16)
+#define T_SATA0_CHX_PHY_CTRL17_0 0x6e8
+#define T_SATA0_CHX_PHY_CTRL17_0_RX_EQ_CTRL_L_GEN1 0x55010000
+#define T_SATA0_CHX_PHY_CTRL18_0 0x6ec
+#define T_SATA0_CHX_PHY_CTRL18_0_RX_EQ_CTRL_L_GEN2 0x55010000
+#define T_SATA0_CHX_PHY_CTRL20_0 0x6f4
+#define T_SATA0_CHX_PHY_CTRL20_0_RX_EQ_CTRL_H_GEN1 0x1
+#define T_SATA0_CHX_PHY_CTRL21_0 0x6f8
+#define T_SATA0_CHX_PHY_CTRL21_0_RX_EQ_CTRL_H_GEN2 0x1
+
+/* AUX Registers */
+#define SATA_AUX_MISC_CNTL_1_0 0x8
+#define SATA_AUX_MISC_CNTL_1_0_DEVSLP_OVERRIDE BIT(17)
+#define SATA_AUX_MISC_CNTL_1_0_SDS_SUPPORT BIT(13)
+#define SATA_AUX_MISC_CNTL_1_0_DESO_SUPPORT BIT(15)
+
+#define SATA_AUX_RX_STAT_INT_0 0xc
+#define SATA_AUX_RX_STAT_INT_0_SATA_DEVSLP BIT(7)
+
+#define SATA_AUX_SPARE_CFG0_0 0x18
+#define SATA_AUX_SPARE_CFG0_0_MDAT_TIMER_AFTER_PG_VALID BIT(14)
+
#define FUSE_SATA_CALIB 0x124
#define FUSE_SATA_CALIB_MASK 0x3
@@ -99,6 +159,14 @@ static const struct sata_pad_calibration tegra124_pad_calibration[] = {
{0x14, 0x0e, 0x1a, 0x0e},
};
+struct tegra_ahci_ops {
+ int (*init)(struct ahci_host_priv *hpriv);
+};
+
+struct tegra_ahci_soc {
+ const struct tegra_ahci_ops *ops;
+};
+
struct tegra_ahci_priv {
struct platform_device *pdev;
void __iomem *sata_regs;
@@ -108,8 +176,53 @@ struct tegra_ahci_priv {
/* Needs special handling, cannot use ahci_platform */
struct clk *sata_clk;
struct regulator_bulk_data supplies[5];
+ const struct tegra_ahci_soc *soc;
};
+static int tegra124_ahci_init(struct ahci_host_priv *hpriv)
+{
+ struct tegra_ahci_priv *tegra = hpriv->plat_data;
+ struct sata_pad_calibration calib;
+ int ret;
+ u32 val;
+
+ /* Pad calibration */
+ ret = tegra_fuse_readl(FUSE_SATA_CALIB, &val);
+ if (ret)
+ return ret;
+
+ calib = tegra124_pad_calibration[val & FUSE_SATA_CALIB_MASK];
+
+ writel(BIT(0), tegra->sata_regs + SCFG_OFFSET + T_SATA0_INDEX);
+
+ val = readl(tegra->sata_regs +
+ SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL1_GEN1);
+ val &= ~T_SATA0_CHX_PHY_CTRL1_GEN1_TX_AMP_MASK;
+ val &= ~T_SATA0_CHX_PHY_CTRL1_GEN1_TX_PEAK_MASK;
+ val |= calib.gen1_tx_amp << T_SATA0_CHX_PHY_CTRL1_GEN1_TX_AMP_SHIFT;
+ val |= calib.gen1_tx_peak << T_SATA0_CHX_PHY_CTRL1_GEN1_TX_PEAK_SHIFT;
+ writel(val, tegra->sata_regs + SCFG_OFFSET +
+ T_SATA0_CHX_PHY_CTRL1_GEN1);
+
+ val = readl(tegra->sata_regs +
+ SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL1_GEN2);
+ val &= ~T_SATA0_CHX_PHY_CTRL1_GEN2_TX_AMP_MASK;
+ val &= ~T_SATA0_CHX_PHY_CTRL1_GEN2_TX_PEAK_MASK;
+ val |= calib.gen2_tx_amp << T_SATA0_CHX_PHY_CTRL1_GEN1_TX_AMP_SHIFT;
+ val |= calib.gen2_tx_peak << T_SATA0_CHX_PHY_CTRL1_GEN1_TX_PEAK_SHIFT;
+ writel(val, tegra->sata_regs + SCFG_OFFSET +
+ T_SATA0_CHX_PHY_CTRL1_GEN2);
+
+ writel(T_SATA0_CHX_PHY_CTRL11_GEN2_RX_EQ,
+ tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL11);
+ writel(T_SATA0_CHX_PHY_CTRL2_CDR_CNTL_GEN1,
+ tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL2);
+
+ writel(0, tegra->sata_regs + SCFG_OFFSET + T_SATA0_INDEX);
+
+ return 0;
+}
+
static int tegra_ahci_power_on(struct ahci_host_priv *hpriv)
{
struct tegra_ahci_priv *tegra = hpriv->plat_data;
@@ -169,8 +282,7 @@ static int tegra_ahci_controller_init(struct ahci_host_priv *hpriv)
{
struct tegra_ahci_priv *tegra = hpriv->plat_data;
int ret;
- unsigned int val;
- struct sata_pad_calibration calib;
+ u32 val;
ret = tegra_ahci_power_on(hpriv);
if (ret) {
@@ -179,78 +291,114 @@ static int tegra_ahci_controller_init(struct ahci_host_priv *hpriv)
return ret;
}
+ /*
+ * Program the following SATA IPFS registers to allow SW accesses to
+ * SATA's MMIO register range.
+ */
+ val = readl(tegra->sata_regs + SATA_FPCI_BAR5);
+ val &= ~(SATA_FPCI_BAR5_START_MASK | SATA_FPCI_BAR5_ACCESS_TYPE);
+ val |= SATA_FPCI_BAR5_START | SATA_FPCI_BAR5_ACCESS_TYPE;
+ writel(val, tegra->sata_regs + SATA_FPCI_BAR5);
+
+ /* Program the following SATA IPFS register to enable the SATA */
val = readl(tegra->sata_regs + SATA_CONFIGURATION_0);
- val |= SATA_CONFIGURATION_EN_FPCI;
+ val |= SATA_CONFIGURATION_0_EN_FPCI;
writel(val, tegra->sata_regs + SATA_CONFIGURATION_0);
- /* Pad calibration */
-
- ret = tegra_fuse_readl(FUSE_SATA_CALIB, &val);
- if (ret) {
- dev_err(&tegra->pdev->dev,
- "failed to read calibration fuse: %d\n", ret);
- return ret;
- }
-
- calib = tegra124_pad_calibration[val & FUSE_SATA_CALIB_MASK];
-
- writel(BIT(0), tegra->sata_regs + SCFG_OFFSET + T_SATA0_INDEX);
-
- val = readl(tegra->sata_regs +
- SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL1_GEN1);
- val &= ~T_SATA0_CHX_PHY_CTRL1_GEN1_TX_AMP_MASK;
- val &= ~T_SATA0_CHX_PHY_CTRL1_GEN1_TX_PEAK_MASK;
- val |= calib.gen1_tx_amp <<
- T_SATA0_CHX_PHY_CTRL1_GEN1_TX_AMP_SHIFT;
- val |= calib.gen1_tx_peak <<
- T_SATA0_CHX_PHY_CTRL1_GEN1_TX_PEAK_SHIFT;
- writel(val, tegra->sata_regs + SCFG_OFFSET +
- T_SATA0_CHX_PHY_CTRL1_GEN1);
-
- val = readl(tegra->sata_regs +
- SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL1_GEN2);
- val &= ~T_SATA0_CHX_PHY_CTRL1_GEN2_TX_AMP_MASK;
- val &= ~T_SATA0_CHX_PHY_CTRL1_GEN2_TX_PEAK_MASK;
- val |= calib.gen2_tx_amp <<
- T_SATA0_CHX_PHY_CTRL1_GEN1_TX_AMP_SHIFT;
- val |= calib.gen2_tx_peak <<
- T_SATA0_CHX_PHY_CTRL1_GEN1_TX_PEAK_SHIFT;
- writel(val, tegra->sata_regs + SCFG_OFFSET +
- T_SATA0_CHX_PHY_CTRL1_GEN2);
-
- writel(T_SATA0_CHX_PHY_CTRL11_GEN2_RX_EQ,
- tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL11);
- writel(T_SATA0_CHX_PHY_CTRL2_CDR_CNTL_GEN1,
- tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL2);
-
- writel(0, tegra->sata_regs + SCFG_OFFSET + T_SATA0_INDEX);
-
- /* Program controller device ID */
+ /* Electrical settings for better link stability */
+ val = T_SATA0_CHX_PHY_CTRL17_0_RX_EQ_CTRL_L_GEN1;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL17_0);
+ val = T_SATA0_CHX_PHY_CTRL18_0_RX_EQ_CTRL_L_GEN2;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL18_0);
+ val = T_SATA0_CHX_PHY_CTRL20_0_RX_EQ_CTRL_H_GEN1;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL20_0);
+ val = T_SATA0_CHX_PHY_CTRL21_0_RX_EQ_CTRL_H_GEN2;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CHX_PHY_CTRL21_0);
+
+ /* For SQUELCH Filter & Gen3 drive getting detected as Gen1 drive */
+
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA_CFG_PHY_0);
+ val |= T_SATA_CFG_PHY_0_MASK_SQUELCH;
+ val &= ~T_SATA_CFG_PHY_0_USE_7BIT_ALIGN_DET_FOR_SPD;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA_CFG_PHY_0);
+
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_NVOOB);
+ val &= ~(T_SATA0_NVOOB_COMMA_CNT_MASK |
+ T_SATA0_NVOOB_SQUELCH_FILTER_LENGTH_MASK |
+ T_SATA0_NVOOB_SQUELCH_FILTER_MODE_MASK);
+ val |= (T_SATA0_NVOOB_COMMA_CNT |
+ T_SATA0_NVOOB_SQUELCH_FILTER_LENGTH |
+ T_SATA0_NVOOB_SQUELCH_FILTER_MODE);
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_NVOOB);
+
+ /*
+ * Change CFG2NVOOB_2_COMWAKE_IDLE_CNT_LOW from 83.3 ns to 58.8ns
+ */
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG2NVOOB_2);
+ val &= ~T_SATA0_CFG2NVOOB_2_COMWAKE_IDLE_CNT_LOW_MASK;
+ val |= T_SATA0_CFG2NVOOB_2_COMWAKE_IDLE_CNT_LOW;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG2NVOOB_2);
+
+ if (tegra->soc->ops && tegra->soc->ops->init)
+ tegra->soc->ops->init(hpriv);
+
+ /*
+ * Program the following SATA configuration registers to
+ * initialize SATA
+ */
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_1);
+ val |= (T_SATA0_CFG_1_IO_SPACE | T_SATA0_CFG_1_MEMORY_SPACE |
+ T_SATA0_CFG_1_BUS_MASTER | T_SATA0_CFG_1_SERR);
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_1);
+ val = T_SATA0_CFG_9_BASE_ADDRESS;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_9);
+ /* Program Class Code and Programming interface for SATA */
val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_SATA);
val |= T_SATA0_CFG_SATA_BACKDOOR_PROG_IF_EN;
writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_SATA);
- writel(0x01060100, tegra->sata_regs + SCFG_OFFSET + T_SATA0_BKDOOR_CC);
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_BKDOOR_CC);
+ val &=
+ ~(T_SATA0_BKDOOR_CC_CLASS_CODE_MASK |
+ T_SATA0_BKDOOR_CC_PROG_IF_MASK);
+ val |= T_SATA0_BKDOOR_CC_CLASS_CODE | T_SATA0_BKDOOR_CC_PROG_IF;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_BKDOOR_CC);
val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_SATA);
val &= ~T_SATA0_CFG_SATA_BACKDOOR_PROG_IF_EN;
writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_SATA);
- /* Enable IO & memory access, bus master mode */
-
- val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_1);
- val |= T_SATA0_CFG_1_IO_SPACE | T_SATA0_CFG_1_MEMORY_SPACE |
- T_SATA0_CFG_1_BUS_MASTER | T_SATA0_CFG_1_SERR;
- writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_1);
-
- /* Program SATA MMIO */
-
- writel(0x10000 << SATA_FPCI_BAR5_START_SHIFT,
- tegra->sata_regs + SATA_FPCI_BAR5);
+ /* Enabling LPM capabilities through Backdoor Programming */
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_AHCI_HBA_CAP_BKDR);
+ val |= (T_SATA0_AHCI_HBA_CAP_BKDR_PARTIAL_ST_CAP |
+ T_SATA0_AHCI_HBA_CAP_BKDR_SLUMBER_ST_CAP |
+ T_SATA0_AHCI_HBA_CAP_BKDR_SALP |
+ T_SATA0_AHCI_HBA_CAP_BKDR_SUPP_PM);
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_AHCI_HBA_CAP_BKDR);
+
+ /* SATA Second Level Clock Gating configuration
+ * Enabling Gating of Tx/Rx clocks and driving Pad IDDQ and Lane
+ * IDDQ Signals
+ */
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_35);
+ val &= ~T_SATA0_CFG_35_IDP_INDEX_MASK;
+ val |= T_SATA0_CFG_35_IDP_INDEX;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_35);
+
+ val = T_SATA0_AHCI_IDP1_DATA;
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_AHCI_IDP1);
+
+ val = readl(tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_PHY_1);
+ val |= (T_SATA0_CFG_PHY_1_PADS_IDDQ_EN |
+ T_SATA0_CFG_PHY_1_PAD_PLL_IDDQ_EN);
+ writel(val, tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_PHY_1);
+
+ /* Enabling IPFS Clock Gating */
+ val = readl(tegra->sata_regs + SATA_CONFIGURATION_0);
+ val &= ~SATA_CONFIGURATION_0_CLK_OVERRIDE;
+ writel(val, tegra->sata_regs + SATA_CONFIGURATION_0);
- writel(0x08000 << T_SATA0_CFG_9_BASE_ADDRESS_SHIFT,
- tegra->sata_regs + SCFG_OFFSET + T_SATA0_CFG_9);
/* Unmask SATA interrupts */
@@ -285,8 +433,19 @@ static const struct ata_port_info ahci_tegra_port_info = {
.port_ops = &ahci_tegra_port_ops,
};
+static const struct tegra_ahci_ops tegra124_ahci_ops = {
+ .init = tegra124_ahci_init,
+};
+
+static const struct tegra_ahci_soc tegra124_ahci_soc = {
+ .ops = &tegra124_ahci_ops,
+};
+
static const struct of_device_id tegra_ahci_of_match[] = {
- { .compatible = "nvidia,tegra124-ahci" },
+ {
+ .compatible = "nvidia,tegra124-ahci",
+ .data = &tegra124_ahci_soc
+ },
{}
};
MODULE_DEVICE_TABLE(of, tegra_ahci_of_match);
@@ -313,6 +472,7 @@ static int tegra_ahci_probe(struct platform_device *pdev)
hpriv->plat_data = tegra;
tegra->pdev = pdev;
+ tegra->soc = of_device_get_match_data(&pdev->dev);
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
tegra->sata_regs = devm_ioremap_resource(&pdev->dev, res);
--
2.11.0

117
debian/patches/features/arm64/tegra210-sata/0002-ata-ahci_tegra-initialize-regulators-from-soc-struct.patch vendored Normal file
View File

@ -0,0 +1,117 @@
From 43ee827b562b092f594375945aec9178f9b5cca4 Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:34 +0530
Subject: [PATCH 2/7] ata: ahci_tegra: initialize regulators from soc struct
Get the regulator names to be initialized from soc structure
and initialize them.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
drivers/ata/ahci_tegra.c | 33 +++++++++++++++++++++++----------
1 file changed, 23 insertions(+), 10 deletions(-)
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c
index 055c65082a93..547a6f93922c 100644
--- a/drivers/ata/ahci_tegra.c
+++ b/drivers/ata/ahci_tegra.c
@@ -164,6 +164,8 @@ struct tegra_ahci_ops {
};
struct tegra_ahci_soc {
+ const char *const *supply_names;
+ u32 num_supplies;
const struct tegra_ahci_ops *ops;
};
@@ -175,7 +177,7 @@ struct tegra_ahci_priv {
struct reset_control *sata_cold_rst;
/* Needs special handling, cannot use ahci_platform */
struct clk *sata_clk;
- struct regulator_bulk_data supplies[5];
+ struct regulator_bulk_data *supplies;
const struct tegra_ahci_soc *soc;
};
@@ -228,7 +230,7 @@ static int tegra_ahci_power_on(struct ahci_host_priv *hpriv)
struct tegra_ahci_priv *tegra = hpriv->plat_data;
int ret;
- ret = regulator_bulk_enable(ARRAY_SIZE(tegra->supplies),
+ ret = regulator_bulk_enable(tegra->soc->num_supplies,
tegra->supplies);
if (ret)
return ret;
@@ -257,7 +259,7 @@ static int tegra_ahci_power_on(struct ahci_host_priv *hpriv)
tegra_powergate_power_off(TEGRA_POWERGATE_SATA);
disable_regulators:
- regulator_bulk_disable(ARRAY_SIZE(tegra->supplies), tegra->supplies);
+ regulator_bulk_disable(tegra->soc->num_supplies, tegra->supplies);
return ret;
}
@@ -275,7 +277,7 @@ static void tegra_ahci_power_off(struct ahci_host_priv *hpriv)
clk_disable_unprepare(tegra->sata_clk);
tegra_powergate_power_off(TEGRA_POWERGATE_SATA);
- regulator_bulk_disable(ARRAY_SIZE(tegra->supplies), tegra->supplies);
+ regulator_bulk_disable(tegra->soc->num_supplies, tegra->supplies);
}
static int tegra_ahci_controller_init(struct ahci_host_priv *hpriv)
@@ -433,11 +435,17 @@ static const struct ata_port_info ahci_tegra_port_info = {
.port_ops = &ahci_tegra_port_ops,
};
+static const char *const tegra124_supply_names[] = {
+ "avdd", "hvdd", "vddio", "target-5v", "target-12v"
+};
+
static const struct tegra_ahci_ops tegra124_ahci_ops = {
.init = tegra124_ahci_init,
};
static const struct tegra_ahci_soc tegra124_ahci_soc = {
+ .supply_names = tegra124_supply_names,
+ .num_supplies = ARRAY_SIZE(tegra124_supply_names),
.ops = &tegra124_ahci_ops,
};
@@ -460,6 +468,7 @@ static int tegra_ahci_probe(struct platform_device *pdev)
struct tegra_ahci_priv *tegra;
struct resource *res;
int ret;
+ unsigned int i;
hpriv = ahci_platform_get_resources(pdev);
if (IS_ERR(hpriv))
@@ -503,13 +512,17 @@ static int tegra_ahci_probe(struct platform_device *pdev)
return PTR_ERR(tegra->sata_clk);
}
- tegra->supplies[0].supply = "avdd";
- tegra->supplies[1].supply = "hvdd";
- tegra->supplies[2].supply = "vddio";
- tegra->supplies[3].supply = "target-5v";
- tegra->supplies[4].supply = "target-12v";
+ tegra->supplies = devm_kcalloc(&pdev->dev,
+ tegra->soc->num_supplies,
+ sizeof(*tegra->supplies), GFP_KERNEL);
+ if (!tegra->supplies)
+ return -ENOMEM;
+
+ for (i = 0; i < tegra->soc->num_supplies; i++)
+ tegra->supplies[i].supply = tegra->soc->supply_names[i];
- ret = devm_regulator_bulk_get(&pdev->dev, ARRAY_SIZE(tegra->supplies),
+ ret = devm_regulator_bulk_get(&pdev->dev,
+ tegra->soc->num_supplies,
tegra->supplies);
if (ret) {
dev_err(&pdev->dev, "Failed to get regulators\n");
--
2.11.0

88
debian/patches/features/arm64/tegra210-sata/0003-ata-ahci_tegra-disable-devslp-for-Tegra124.patch vendored Normal file
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@ -0,0 +1,88 @@
From 502717ccf7720e785fdc1c9202d1b3930fd08038 Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:35 +0530
Subject: [PATCH 3/7] ata: ahci_tegra: disable devslp for Tegra124
Tegra124 does not support devslp and it should be disabled.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
drivers/ata/ahci_tegra.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c
index 547a6f93922c..620cdd16ef2f 100644
--- a/drivers/ata/ahci_tegra.c
+++ b/drivers/ata/ahci_tegra.c
@@ -166,12 +166,14 @@ struct tegra_ahci_ops {
struct tegra_ahci_soc {
const char *const *supply_names;
u32 num_supplies;
+ bool supports_devslp;
const struct tegra_ahci_ops *ops;
};
struct tegra_ahci_priv {
struct platform_device *pdev;
void __iomem *sata_regs;
+ void __iomem *sata_aux_regs;
struct reset_control *sata_rst;
struct reset_control *sata_oob_rst;
struct reset_control *sata_cold_rst;
@@ -181,6 +183,18 @@ struct tegra_ahci_priv {
const struct tegra_ahci_soc *soc;
};
+static void tegra_ahci_handle_quirks(struct ahci_host_priv *hpriv)
+{
+ struct tegra_ahci_priv *tegra = hpriv->plat_data;
+ u32 val;
+
+ if (tegra->sata_aux_regs && !tegra->soc->supports_devslp) {
+ val = readl(tegra->sata_aux_regs + SATA_AUX_MISC_CNTL_1_0);
+ val &= ~SATA_AUX_MISC_CNTL_1_0_SDS_SUPPORT;
+ writel(val, tegra->sata_aux_regs + SATA_AUX_MISC_CNTL_1_0);
+ }
+}
+
static int tegra124_ahci_init(struct ahci_host_priv *hpriv)
{
struct tegra_ahci_priv *tegra = hpriv->plat_data;
@@ -401,6 +415,7 @@ static int tegra_ahci_controller_init(struct ahci_host_priv *hpriv)
val &= ~SATA_CONFIGURATION_0_CLK_OVERRIDE;
writel(val, tegra->sata_regs + SATA_CONFIGURATION_0);
+ tegra_ahci_handle_quirks(hpriv);
/* Unmask SATA interrupts */
@@ -446,6 +461,7 @@ static const struct tegra_ahci_ops tegra124_ahci_ops = {
static const struct tegra_ahci_soc tegra124_ahci_soc = {
.supply_names = tegra124_supply_names,
.num_supplies = ARRAY_SIZE(tegra124_supply_names),
+ .supports_devslp = false,
.ops = &tegra124_ahci_ops,
};
@@ -488,6 +504,16 @@ static int tegra_ahci_probe(struct platform_device *pdev)
if (IS_ERR(tegra->sata_regs))
return PTR_ERR(tegra->sata_regs);
+ /*
+ * AUX registers is optional.
+ */
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+ if (res) {
+ tegra->sata_aux_regs = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(tegra->sata_aux_regs))
+ return PTR_ERR(tegra->sata_aux_regs);
+ }
+
tegra->sata_rst = devm_reset_control_get(&pdev->dev, "sata");
if (IS_ERR(tegra->sata_rst)) {
dev_err(&pdev->dev, "Failed to get sata reset\n");
--
2.11.0

30
debian/patches/features/arm64/tegra210-sata/0004-ata-ahci_tegra-disable-DIPM.patch vendored Normal file
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@ -0,0 +1,30 @@
From 01fbf60b0e6fb9932a26959bbf338b9b5b193592 Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:36 +0530
Subject: [PATCH 4/7] ata: ahci_tegra: disable DIPM
Tegra does not support DIPM and it should be disabled.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
drivers/ata/ahci_tegra.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c
index 620cdd16ef2f..20c1fccbc669 100644
--- a/drivers/ata/ahci_tegra.c
+++ b/drivers/ata/ahci_tegra.c
@@ -444,7 +444,7 @@ static struct ata_port_operations ahci_tegra_port_ops = {
};
static const struct ata_port_info ahci_tegra_port_info = {
- .flags = AHCI_FLAG_COMMON,
+ .flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_tegra_port_ops,
--
2.11.0

49
debian/patches/features/arm64/tegra210-sata/0005-ata-ahci_tegra-Add-AHCI-support-for-Tegra210.patch vendored Normal file
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@ -0,0 +1,49 @@
From 294840feefb7fefb49a276544cbd29aac28e5e7d Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:37 +0530
Subject: [PATCH 5/7] ata: ahci_tegra: Add AHCI support for Tegra210
Add support for the AHCI-compliant Serial ATA host controller on the
Tegra210 system-on-chip.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
drivers/ata/ahci_tegra.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c
index 20c1fccbc669..64d848409fe2 100644
--- a/drivers/ata/ahci_tegra.c
+++ b/drivers/ata/ahci_tegra.c
@@ -465,11 +465,19 @@ static const struct tegra_ahci_soc tegra124_ahci_soc = {
.ops = &tegra124_ahci_ops,
};
+static const struct tegra_ahci_soc tegra210_ahci_soc = {
+ .supports_devslp = false,
+};
+
static const struct of_device_id tegra_ahci_of_match[] = {
{
.compatible = "nvidia,tegra124-ahci",
.data = &tegra124_ahci_soc
},
+ {
+ .compatible = "nvidia,tegra210-ahci",
+ .data = &tegra210_ahci_soc
+ },
{}
};
MODULE_DEVICE_TABLE(of, tegra_ahci_of_match);
@@ -584,5 +592,5 @@ static struct platform_driver tegra_ahci_driver = {
module_platform_driver(tegra_ahci_driver);
MODULE_AUTHOR("Mikko Perttunen <mperttunen@nvidia.com>");
-MODULE_DESCRIPTION("Tegra124 AHCI SATA driver");
+MODULE_DESCRIPTION("Tegra AHCI SATA driver");
MODULE_LICENSE("GPL v2");
--
2.11.0

43
debian/patches/features/arm64/tegra210-sata/0006-arm64-tegra-Add-SATA-node-for-Tegra210.patch vendored Normal file
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@ -0,0 +1,43 @@
From 6cb60ec43fd794319e2d31bfea1f9f88a1b897f7 Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:31 +0530
Subject: [PATCH 6/7] arm64: tegra: Add SATA node for Tegra210
Populate the SATA node for Tegra210.
Signed-off-by: Preetham Ramchandra <pchandru@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 9c2402108772..3be920efee82 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -798,6 +798,22 @@
#iommu-cells = <1>;
};
+ sata@70020000 {
+ compatible = "nvidia,tegra210-ahci";
+ reg = <0x0 0x70027000 0x0 0x2000>, /* AHCI */
+ <0x0 0x70020000 0x0 0x7000>, /* SATA */
+ <0x0 0x70001100 0x0 0x1000>; /* SATA AUX */
+ interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&tegra_car TEGRA210_CLK_SATA>,
+ <&tegra_car TEGRA210_CLK_SATA_OOB>;
+ clock-names = "sata", "sata-oob";
+ resets = <&tegra_car 124>,
+ <&tegra_car 123>,
+ <&tegra_car 129>;
+ reset-names = "sata", "sata-oob", "sata-cold";
+ status = "disabled";
+ };
+
hda@70030000 {
compatible = "nvidia,tegra210-hda", "nvidia,tegra30-hda";
reg = <0x0 0x70030000 0x0 0x10000>;
--
2.11.0

32
debian/patches/features/arm64/tegra210-sata/0007-arm64-tegra-Enable-AHCI-on-Jetson-TX1.patch vendored Normal file
View File

@ -0,0 +1,32 @@
From 0f2754cee38fd2bc42f446d299ff0c53815dc5bd Mon Sep 17 00:00:00 2001
From: Preetham Ramchandra <pchandru@nvidia.com>
Date: Mon, 12 Mar 2018 17:10:32 +0530
Subject: [PATCH 7/7] arm64: tegra: Enable AHCI on Jetson TX1
Enable AHCI on Jetson TX1 and add sata phy node.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index d67ef4319f3b..9d5a0e6b2ca4 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
@@ -1325,6 +1325,11 @@
status = "okay";
};
+ sata@70020000 {
+ status = "okay";
+ phys = <&{/padctl@7009f000/pads/sata/lanes/sata-0}>;
+ };
+
padctl@7009f000 {
status = "okay";
--
2.11.0

8
debian/patches/series vendored
View File

@ -79,6 +79,14 @@ features/armhf/meson8/0003-ARM-dts-meson8-add-the-USB-reset-line.patch
features/armhf/meson8/0004-ARM-dts-meson8b-extend-ethernet-controller-descripti.patch
features/armhf/meson8/0005-ARM-dts-meson8b-odroidc1-ethernet-support.patch
features/armhf/meson8/0006-ARM-dts-meson8b-add-the-I2C-clocks.patch
# Add sata support for Tegra210/Jetson-TX1 from mainline.
features/arm64/tegra210-sata/0001-ata-ahci_tegra-Update-initialization-sequence.patch
features/arm64/tegra210-sata/0002-ata-ahci_tegra-initialize-regulators-from-soc-struct.patch
features/arm64/tegra210-sata/0003-ata-ahci_tegra-disable-devslp-for-Tegra124.patch
features/arm64/tegra210-sata/0004-ata-ahci_tegra-disable-DIPM.patch
features/arm64/tegra210-sata/0005-ata-ahci_tegra-Add-AHCI-support-for-Tegra210.patch
features/arm64/tegra210-sata/0006-arm64-tegra-Add-SATA-node-for-Tegra210.patch
features/arm64/tegra210-sata/0007-arm64-tegra-Enable-AHCI-on-Jetson-TX1.patch
# Miscellaneous bug fixes
bugfix/all/kbuild-use-nostdinc-in-compile-tests.patch