diff options
| author | Venu Byravarasu <vbyravarasu@nvidia.com> | 2012-07-30 18:17:34 +0530 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2012-08-02 17:48:01 -0700 |
| commit | ae0fe0f2527af92bc0ba9213ea0668ec6c7b19e8 (patch) | |
| tree | 5c9ab139b43d3c015fe4aac62248632c23f72647 | |
| parent | 8fa2ae311f67f90a85a746a659a75bb431314df3 (diff) | |
arm: tegra: usb_phy: Hard code HSIC phy params
As HSIC does not have any customizable phy params,
hard coding them in the phy driver.
bug 1024260
Change-Id: I64d5c7f91b077134b54b0aadaf44f129ceaa99e5
Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Reviewed-on: http://git-master/r/119299
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>
| -rw-r--r-- | arch/arm/mach-tegra/tegra2_usb_phy.c | 14 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/tegra3_usb_phy.c | 14 |
2 files changed, 18 insertions, 10 deletions
diff --git a/arch/arm/mach-tegra/tegra2_usb_phy.c b/arch/arm/mach-tegra/tegra2_usb_phy.c index aae2fe9bf56a..892e3ba8ec71 100644 --- a/arch/arm/mach-tegra/tegra2_usb_phy.c +++ b/arch/arm/mach-tegra/tegra2_usb_phy.c @@ -280,6 +280,11 @@ #define DBG(stuff...) do {} while (0) #endif +/* define HSIC phy params */ +#define HSIC_SYNC_START_DELAY 9 +#define HSIC_IDLE_WAIT_DELAY 17 +#define HSIC_ELASTIC_UNDERRUN_LIMIT 16 +#define HSIC_ELASTIC_OVERRUN_LIMIT 16 static DEFINE_SPINLOCK(utmip_pad_lock); static int utmip_pad_count; @@ -1058,7 +1063,6 @@ static int uhsic_phy_power_on(struct tegra_usb_phy *phy) { unsigned long val; void __iomem *base = phy->regs; - struct tegra_hsic_config *config = &phy->pdata->u_cfg.hsic; DBG("%s(%d) inst:[%d]\n", __func__, __LINE__, phy->inst); if (phy->phy_clk_on) { @@ -1084,13 +1088,13 @@ static int uhsic_phy_power_on(struct tegra_usb_phy *phy) writel(val, base + USB_SUSP_CTRL); val = readl(base + UTMIP_XCVR_UHSIC_HSRX_CFG0); - val |= UHSIC_IDLE_WAIT(config->idle_wait_delay); - val |= UHSIC_ELASTIC_UNDERRUN_LIMIT(config->elastic_underrun_limit); - val |= UHSIC_ELASTIC_OVERRUN_LIMIT(config->elastic_overrun_limit); + val |= UHSIC_IDLE_WAIT(HSIC_IDLE_WAIT_DELAY); + val |= UHSIC_ELASTIC_UNDERRUN_LIMIT(HSIC_ELASTIC_UNDERRUN_LIMIT); + val |= UHSIC_ELASTIC_OVERRUN_LIMIT(HSIC_ELASTIC_OVERRUN_LIMIT); writel(val, base + UTMIP_XCVR_UHSIC_HSRX_CFG0); val = readl(base + UHSIC_HSRX_CFG1); - val |= UHSIC_HS_SYNC_START_DLY(config->sync_start_delay); + val |= UHSIC_HS_SYNC_START_DLY(HSIC_SYNC_START_DELAY); writel(val, base + UHSIC_HSRX_CFG1); val = readl(base + UHSIC_MISC_CFG0); diff --git a/arch/arm/mach-tegra/tegra3_usb_phy.c b/arch/arm/mach-tegra/tegra3_usb_phy.c index d1612d71e5de..38d8c414b194 100644 --- a/arch/arm/mach-tegra/tegra3_usb_phy.c +++ b/arch/arm/mach-tegra/tegra3_usb_phy.c @@ -473,6 +473,11 @@ #define PHY_DBG(stuff...) do {} while (0) #endif +/* define HSIC phy params */ +#define HSIC_SYNC_START_DELAY 9 +#define HSIC_IDLE_WAIT_DELAY 17 +#define HSIC_ELASTIC_UNDERRUN_LIMIT 16 +#define HSIC_ELASTIC_OVERRUN_LIMIT 16 static u32 utmip_rctrl_val, utmip_tctrl_val; static DEFINE_SPINLOCK(utmip_pad_lock); @@ -2212,7 +2217,6 @@ static int uhsic_phy_power_on(struct tegra_usb_phy *phy) { unsigned long val; void __iomem *base = phy->regs; - struct tegra_hsic_config *config = &phy->pdata->u_cfg.hsic; DBG("%s(%d) inst:[%d]\n", __func__, __LINE__, phy->inst); @@ -2238,13 +2242,13 @@ static int uhsic_phy_power_on(struct tegra_usb_phy *phy) writel(val, base + USB_SUSP_CTRL); val = readl(base + UHSIC_HSRX_CFG0); - val |= UHSIC_IDLE_WAIT(config->idle_wait_delay); - val |= UHSIC_ELASTIC_UNDERRUN_LIMIT(config->elastic_underrun_limit); - val |= UHSIC_ELASTIC_OVERRUN_LIMIT(config->elastic_overrun_limit); + val |= UHSIC_IDLE_WAIT(HSIC_IDLE_WAIT_DELAY); + val |= UHSIC_ELASTIC_UNDERRUN_LIMIT(HSIC_ELASTIC_UNDERRUN_LIMIT); + val |= UHSIC_ELASTIC_OVERRUN_LIMIT(HSIC_ELASTIC_OVERRUN_LIMIT); writel(val, base + UHSIC_HSRX_CFG0); val = readl(base + UHSIC_HSRX_CFG1); - val |= UHSIC_HS_SYNC_START_DLY(config->sync_start_delay); + val |= UHSIC_HS_SYNC_START_DLY(HSIC_SYNC_START_DELAY); writel(val, base + UHSIC_HSRX_CFG1); /* WAR HSIC TX */ |