Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 547270a3 authored by Sascha Hauer's avatar Sascha Hauer
Browse files

i.MX35 clock support: Add USB clocks 



Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent d37ba97d

arch/arm/mach-mx3/clock-imx35.c

+18 −2
Original line number Diff line number Diff line
@@ -273,6 +273,19 @@ static unsigned long get_rate_csi(struct clk *clk) 
	return rate / get_3_3_div((pdr2 >> 16) & 0x3f);

}



static unsigned long get_rate_otg(struct clk *clk)

{

	unsigned long pdr4 = __raw_readl(CCM_BASE + CCM_PDR4);

	unsigned long rate;



	if (pdr4 & (1 << 9))

		rate = get_rate_arm();

	else

		rate = get_rate_ppll();



	return rate / get_3_3_div((pdr4 >> 22) & 0x3f);

}



static unsigned long get_rate_ipg_per(struct clk *clk)

{

	unsigned long pdr0 = __raw_readl(CCM_BASE + CCM_PDR0);
@@ -365,7 +378,7 @@ DEFINE_CLOCK(ssi2_clk, 1, CCM_CGR2, 14, get_rate_ssi, NULL); 
DEFINE_CLOCK(uart1_clk,  0, CCM_CGR2, 16, get_rate_uart, NULL);

DEFINE_CLOCK(uart2_clk,  1, CCM_CGR2, 18, get_rate_uart, NULL);

DEFINE_CLOCK(uart3_clk,  2, CCM_CGR2, 20, get_rate_uart, NULL);

DEFINE_CLOCK(usbotg_clk, 0, CCM_CGR2, 22, NULL, NULL);

DEFINE_CLOCK(usbotg_clk, 0, CCM_CGR2, 22, get_rate_otg, NULL);

DEFINE_CLOCK(wdog_clk,   0, CCM_CGR2, 24, NULL, NULL);

DEFINE_CLOCK(max_clk,    0, CCM_CGR2, 26, NULL, NULL);

DEFINE_CLOCK(admux_clk,  0, CCM_CGR2, 30, NULL, NULL);
@@ -426,7 +439,10 @@ static struct clk_lookup lookups[] = { 
	_REGISTER_CLOCK("imx-uart.0", NULL, uart1_clk)

	_REGISTER_CLOCK("imx-uart.1", NULL, uart2_clk)

	_REGISTER_CLOCK("imx-uart.2", NULL, uart3_clk)

	_REGISTER_CLOCK(NULL, "usbotg", usbotg_clk)

	_REGISTER_CLOCK("mxc-ehci.0", "usb", usbotg_clk)

	_REGISTER_CLOCK("mxc-ehci.1", "usb", usbotg_clk)

	_REGISTER_CLOCK("mxc-ehci.2", "usb", usbotg_clk)

	_REGISTER_CLOCK("fsl-usb2-udc", "usb", usbotg_clk)

	_REGISTER_CLOCK("mxc_wdt.0", NULL, wdog_clk)

	_REGISTER_CLOCK(NULL, "max", max_clk)

	_REGISTER_CLOCK(NULL, "admux", admux_clk)