[U-Boot] [PATCH] ARM: uniphier: setup EHCI PHY paramters for LD11

Set the same PHY parameters as the Boot ROM uses.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com ---
arch/arm/mach-uniphier/clk/clk-ld11.c | 9 +++++++++ arch/arm/mach-uniphier/sg-regs.h | 1 + 2 files changed, 10 insertions(+)
diff --git a/arch/arm/mach-uniphier/clk/clk-ld11.c b/arch/arm/mach-uniphier/clk/clk-ld11.c index a4dcde7..36aa787 100644 --- a/arch/arm/mach-uniphier/clk/clk-ld11.c +++ b/arch/arm/mach-uniphier/clk/clk-ld11.c @@ -37,9 +37,18 @@ void uniphier_ld11_clk_init(void) { /* FIXME: the current clk driver can not handle parents */ u32 tmp; + int ch; + tmp = readl(SC_CLKCTRL4); tmp |= SC_CLKCTRL4_MIO | SC_CLKCTRL4_STDMAC; writel(tmp, SC_CLKCTRL4); + + for (ch = 0; ch < 3; ch++) { + void __iomem *phyctrl = (void __iomem *)SG_USBPHYCTRL; + + writel(0x82280600, phyctrl + 8 * ch); + writel(0x00000106, phyctrl + 8 * ch + 4); + } } #endif } diff --git a/arch/arm/mach-uniphier/sg-regs.h b/arch/arm/mach-uniphier/sg-regs.h index 4d7e6f7..dc94084 100644 --- a/arch/arm/mach-uniphier/sg-regs.h +++ b/arch/arm/mach-uniphier/sg-regs.h @@ -55,6 +55,7 @@
#define SG_MEMCONF_SPARSEMEM (0x1 << 4)
+#define SG_USBPHYCTRL (SG_CTRL_BASE | 0x500) #define SG_ETPHYPSHUT (SG_CTRL_BASE | 0x554) #define SG_ETPHYCNT (SG_CTRL_BASE | 0x550)

2017-04-14 11:30 GMT+09:00 Masahiro Yamada yamada.masahiro@socionext.com:
Set the same PHY parameters as the Boot ROM uses.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com
Applied to u-boot-uniphier/master.
participants (1)
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Masahiro Yamada