From: Fabio Estevam Date: Tue, 1 Oct 2013 03:21:12 +0000 (-0300) Subject: ARM: mach-imx: clk-imx51-imx53: Retrieve base address and irq from dt X-Git-Tag: v3.13-rc1~159^2~4^2~13 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=bfcc7bcef55dd9db82758f3ac755714a59db9529;p=linux.git ARM: mach-imx: clk-imx51-imx53: Retrieve base address and irq from dt As mx53 is a dt-only SoC, we should retrieve the gpt base address and irq from the device tree, instead of using the old MX53_IO_ADDRESS method. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c index ceaac9cd7b42..ce37af26ff8c 100644 --- a/arch/arm/mach-imx/clk-imx51-imx53.c +++ b/arch/arm/mach-imx/clk-imx51-imx53.c @@ -14,6 +14,9 @@ #include #include #include +#include +#include +#include #include "crm-regs-imx5.h" #include "clk.h" @@ -472,8 +475,9 @@ CLK_OF_DECLARE(imx51_ccm, "fsl,imx51-ccm", mx51_clocks_init_dt); static void __init mx53_clocks_init(struct device_node *np) { - int i; + int i, irq; unsigned long r; + void __iomem *base; clk[pll1_sw] = imx_clk_pllv2("pll1_sw", "osc", MX53_DPLL1_BASE); clk[pll2_sw] = imx_clk_pllv2("pll2_sw", "osc", MX53_DPLL2_BASE); @@ -559,14 +563,17 @@ static void __init mx53_clocks_init(struct device_node *np) clk_set_rate(clk[esdhc_a_podf], 200000000); clk_set_rate(clk[esdhc_b_podf], 200000000); - /* System timer */ - mxc_timer_init(MX53_IO_ADDRESS(MX53_GPT1_BASE_ADDR), MX53_INT_GPT); - clk_prepare_enable(clk[iim_gate]); imx_print_silicon_rev("i.MX53", mx53_revision()); clk_disable_unprepare(clk[iim_gate]); r = clk_round_rate(clk[usboh3_per_gate], 54000000); clk_set_rate(clk[usboh3_per_gate], r); + + np = of_find_compatible_node(NULL, NULL, "fsl,imx53-gpt"); + base = of_iomap(np, 0); + WARN_ON(!base); + irq = irq_of_parse_and_map(np, 0); + mxc_timer_init(base, irq); } CLK_OF_DECLARE(imx53_ccm, "fsl,imx53-ccm", mx53_clocks_init);