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| author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2015-02-27 02:26:53 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2015-03-01 00:02:45 +0900 |
| commit | 42ca6982ff932b2f972bdaeb076ea4ce519a1117 (patch) | |
| tree | c324ae9314806bf82e4a96ebf1ad1f906d6af6fc | |
| parent | d3384bf77eb9a202d8218e1fe1da2f21af034aa7 (diff) | |
| download | u-boot-imx-42ca6982ff932b2f972bdaeb076ea4ce519a1117.zip u-boot-imx-42ca6982ff932b2f972bdaeb076ea4ce519a1117.tar.gz u-boot-imx-42ca6982ff932b2f972bdaeb076ea4ce519a1117.tar.bz2 | |
ARM: UniPhier: enable STDMAC for EHCI
Deassert the reset signal and provide the clock for STDMAC core.
This is necessary for the USB 2.0 host controllers.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
| -rw-r--r-- | arch/arm/mach-uniphier/include/mach/sc-regs.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-uniphier/ph1-ld4/clkrst_init.c | 5 | ||||
| -rw-r--r-- | arch/arm/mach-uniphier/ph1-pro4/clkrst_init.c | 5 |
3 files changed, 10 insertions, 2 deletions
diff --git a/arch/arm/mach-uniphier/include/mach/sc-regs.h b/arch/arm/mach-uniphier/include/mach/sc-regs.h index 7726530..f0467bb 100644 --- a/arch/arm/mach-uniphier/include/mach/sc-regs.h +++ b/arch/arm/mach-uniphier/include/mach/sc-regs.h @@ -39,6 +39,7 @@ #define SC_RSTCTRL (SC_BASE_ADDR | 0x2000) #define SC_RSTCTRL_NRST_ETHER (0x1 << 12) +#define SC_RSTCTRL_NRST_STDMAC (0x1 << 10) #define SC_RSTCTRL_NRST_UMC1 (0x1 << 5) #define SC_RSTCTRL_NRST_UMC0 (0x1 << 4) #define SC_RSTCTRL_NRST_NAND (0x1 << 2) @@ -49,6 +50,7 @@ #define SC_CLKCTRL (SC_BASE_ADDR | 0x2104) #define SC_CLKCTRL_CEN_ETHER (0x1 << 12) #define SC_CLKCTRL_CEN_MIO (0x1 << 11) +#define SC_CLKCTRL_CEN_STDMAC (0x1 << 10) #define SC_CLKCTRL_CEN_UMC (0x1 << 4) #define SC_CLKCTRL_CEN_NAND (0x1 << 2) #define SC_CLKCTRL_CEN_SBC (0x1 << 1) diff --git a/arch/arm/mach-uniphier/ph1-ld4/clkrst_init.c b/arch/arm/mach-uniphier/ph1-ld4/clkrst_init.c index f5fc418..4ac5411 100644 --- a/arch/arm/mach-uniphier/ph1-ld4/clkrst_init.c +++ b/arch/arm/mach-uniphier/ph1-ld4/clkrst_init.c @@ -17,6 +17,9 @@ void clkrst_init(void) #ifdef CONFIG_UNIPHIER_ETH tmp |= SC_RSTCTRL_NRST_ETHER; #endif +#ifdef CONFIG_USB_EHCI_UNIPHIER + tmp |= SC_RSTCTRL_NRST_STDMAC; +#endif #ifdef CONFIG_NAND_DENALI tmp |= SC_RSTCTRL_NRST_NAND; #endif @@ -29,7 +32,7 @@ void clkrst_init(void) tmp |= SC_CLKCTRL_CEN_ETHER; #endif #ifdef CONFIG_USB_EHCI_UNIPHIER - tmp |= SC_CLKCTRL_CEN_MIO; + tmp |= SC_CLKCTRL_CEN_MIO | SC_CLKCTRL_CEN_STDMAC; #endif #ifdef CONFIG_NAND_DENALI tmp |= SC_CLKCTRL_CEN_NAND; diff --git a/arch/arm/mach-uniphier/ph1-pro4/clkrst_init.c b/arch/arm/mach-uniphier/ph1-pro4/clkrst_init.c index f5fc418..4ac5411 100644 --- a/arch/arm/mach-uniphier/ph1-pro4/clkrst_init.c +++ b/arch/arm/mach-uniphier/ph1-pro4/clkrst_init.c @@ -17,6 +17,9 @@ void clkrst_init(void) #ifdef CONFIG_UNIPHIER_ETH tmp |= SC_RSTCTRL_NRST_ETHER; #endif +#ifdef CONFIG_USB_EHCI_UNIPHIER + tmp |= SC_RSTCTRL_NRST_STDMAC; +#endif #ifdef CONFIG_NAND_DENALI tmp |= SC_RSTCTRL_NRST_NAND; #endif @@ -29,7 +32,7 @@ void clkrst_init(void) tmp |= SC_CLKCTRL_CEN_ETHER; #endif #ifdef CONFIG_USB_EHCI_UNIPHIER - tmp |= SC_CLKCTRL_CEN_MIO; + tmp |= SC_CLKCTRL_CEN_MIO | SC_CLKCTRL_CEN_STDMAC; #endif #ifdef CONFIG_NAND_DENALI tmp |= SC_CLKCTRL_CEN_NAND; |