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authorSylvain Lemieux <slemieux@tycoint.com>2015-08-13 15:40:22 -0400
committerTom Rini <trini@konsulko.com>2015-08-18 13:45:57 -0400
commitadf8d58d4f34533cd12174d76ae404eb740e844f (patch)
tree343f6a0e57fcd19976b62f5c2385a9618c1d3551 /arch/arm/include/asm/arch-lpc32xx
parent1933af15e2ce9dfdf64d6c663eb16963ae0341ad (diff)
downloadtalos-obmc-uboot-adf8d58d4f34533cd12174d76ae404eb740e844f.tar.gz
talos-obmc-uboot-adf8d58d4f34533cd12174d76ae404eb740e844f.zip
usb: lpc32xx: add host USB driver
Incorporate USB driver from legacy LPCLinux NXP BSP. The files taken from the legacy patch are: - lpc32xx USB driver - lpc3250 header file USB registers definition. The legacy driver was updated and clean-up as part of the integration with the latest u-boot. Signed-off-by: Sylvain Lemieux <slemieux@tycoint.com> Acked-by: Marek Vasut <marex@denx.de> Tested-by: Vladimir Zapolskiy <vz@mleia.com>
Diffstat (limited to 'arch/arm/include/asm/arch-lpc32xx')
-rw-r--r--arch/arm/include/asm/arch-lpc32xx/clk.h12
-rw-r--r--arch/arm/include/asm/arch-lpc32xx/sys_proto.h1
2 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-lpc32xx/clk.h b/arch/arm/include/asm/arch-lpc32xx/clk.h
index 663f6bc777..d21310e194 100644
--- a/arch/arm/include/asm/arch-lpc32xx/clk.h
+++ b/arch/arm/include/asm/arch-lpc32xx/clk.h
@@ -167,6 +167,18 @@ struct clk_pm_regs {
/* SDRAMCLK register bits */
#define CLK_SDRAM_DDR_SEL (1 << 1)
+/* USB control register definitions */
+#define CLK_USBCTRL_PLL_STS (1 << 0)
+#define CLK_USBCTRL_FDBK_PLUS1(n) (((n) & 0xFF) << 1)
+#define CLK_USBCTRL_POSTDIV_2POW(n) (((n) & 0x3) << 11)
+#define CLK_USBCTRL_PLL_PWRUP (1 << 16)
+#define CLK_USBCTRL_CLK_EN1 (1 << 17)
+#define CLK_USBCTRL_CLK_EN2 (1 << 18)
+#define CLK_USBCTRL_BUS_KEEPER (0x1 << 19)
+#define CLK_USBCTRL_USBHSTND_EN (1 << 21)
+#define CLK_USBCTRL_USBDVND_EN (1 << 22)
+#define CLK_USBCTRL_HCLK_EN (1 << 24)
+
unsigned int get_sys_clk_rate(void);
unsigned int get_hclk_pll_rate(void);
unsigned int get_hclk_clk_div(void);
diff --git a/arch/arm/include/asm/arch-lpc32xx/sys_proto.h b/arch/arm/include/asm/arch-lpc32xx/sys_proto.h
index d6e5e683e8..eb8010f8b8 100644
--- a/arch/arm/include/asm/arch-lpc32xx/sys_proto.h
+++ b/arch/arm/include/asm/arch-lpc32xx/sys_proto.h
@@ -16,6 +16,7 @@ void lpc32xx_mlc_nand_init(void);
void lpc32xx_slc_nand_init(void);
void lpc32xx_i2c_init(unsigned int devnum);
void lpc32xx_ssp_init(void);
+void lpc32xx_usb_init(void);
#if defined(CONFIG_SPL_BUILD)
void ddr_init(const struct emc_dram_settings *dram);
#endif
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