phy: tegra: Changes for v4.7-rc1

This set of patches adds support for the Tegra XUSB pad controller. The
 controller provides a set of pads (lanes) that are used for I/O by other
 IP blocks within Tegra SoCs (PCIe, SATA and XUSB).
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Merge tag 'tegra-for-4.7-phy' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into next/drivers

Merge "phy: tegra: Changes for v4.7-rc1" from Thierry Reding:

This set of patches adds support for the Tegra XUSB pad controller. The
controller provides a set of pads (lanes) that are used for I/O by other
IP blocks within Tegra SoCs (PCIe, SATA and XUSB).

* tag 'tegra-for-4.7-phy' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  phy: tegra: Add Tegra210 support
  phy: Add Tegra XUSB pad controller support
  dt-bindings: phy: tegra-xusb-padctl: Add Tegra210 support
  dt-bindings: phy: Add NVIDIA Tegra XUSB pad controller binding
  phy: core: Allow children node to be overridden
  clk: tegra: Add interface to enable hardware control of SATA/XUSB PLLs
This commit is contained in:
Arnd Bergmann 2016-05-09 16:18:37 +02:00
commit 4ace926172
18 changed files with 6173 additions and 34 deletions

View file

@ -175,6 +175,19 @@
#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
#define SATA_PLL_CFG0 0x490
#define SATA_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0)
#define SATA_PLL_CFG0_PADPLL_USE_LOCKDET BIT(2)
#define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13)
#define SATA_PLL_CFG0_SEQ_ENABLE BIT(24)
#define XUSBIO_PLL_CFG0 0x51c
#define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0)
#define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL BIT(2)
#define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET BIT(6)
#define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13)
#define XUSBIO_PLL_CFG0_SEQ_ENABLE BIT(24)
#define UTMIPLL_HW_PWRDN_CFG0 0x52c
#define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK BIT(31)
#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25)
@ -416,6 +429,51 @@ static const char *mux_pllmcp_clkm[] = {
#define PLLU_MISC0_WRITE_MASK 0xbfffffff
#define PLLU_MISC1_WRITE_MASK 0x00000007
void tegra210_xusb_pll_hw_control_enable(void)
{
u32 val;
val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
}
EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
void tegra210_xusb_pll_hw_sequence_start(void)
{
u32 val;
val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
}
EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
void tegra210_sata_pll_hw_control_enable(void)
{
u32 val;
val = readl_relaxed(clk_base + SATA_PLL_CFG0);
val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
writel_relaxed(val, clk_base + SATA_PLL_CFG0);
}
EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
void tegra210_sata_pll_hw_sequence_start(void)
{
u32 val;
val = readl_relaxed(clk_base + SATA_PLL_CFG0);
val |= SATA_PLL_CFG0_SEQ_ENABLE;
writel_relaxed(val, clk_base + SATA_PLL_CFG0);
}
EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
static inline void _pll_misc_chk_default(void __iomem *base,
struct tegra_clk_pll_params *params,
u8 misc_num, u32 default_val, u32 mask)