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Commit f7223d3d authored by Peter De Schrijver's avatar Peter De Schrijver Committed by Olof Johansson
Browse files

ARM: tegra: initialize basic system clocks 



Initialize basic system clocks and provide a auxdata table to allow some
peripheral drivers to find their clocks.

Signed-off-by: default avatarPeter De Schrijver <pdeschrijver@nvidia.com>
Tested-by: default avatarStephen Warren <swarren@nvidia.com>
Acked-by: default avatarStephen Warren <swarren@nvidia.com>
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parent 7ff43eea

arch/arm/mach-tegra/board-dt-tegra30.c

+23 −1
Original line number Diff line number Diff line
@@ -34,16 +34,38 @@ 
#include <asm/hardware/gic.h>



#include "board.h"

#include "clock.h"



static struct of_device_id tegra_dt_match_table[] __initdata = {

	{ .compatible = "simple-bus", },

	{}

};



struct of_dev_auxdata tegra30_auxdata_lookup[] __initdata = {

	OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000000, "sdhci-tegra.0", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000200, "sdhci-tegra.1", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000400, "sdhci-tegra.2", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-sdhci", 0x78000600, "sdhci-tegra.3", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C000, "tegra-i2c.0", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C400, "tegra-i2c.1", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C500, "tegra-i2c.2", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000C700, "tegra-i2c.3", NULL),

	OF_DEV_AUXDATA("nvidia,tegra20-i2c", 0x7000D000, "tegra-i2c.4", NULL),

	{}

};



static __initdata struct tegra_clk_init_table tegra_dt_clk_init_table[] = {

	/* name		parent		rate		enabled */

	{ "uartd",	"pll_p",	408000000,	true },

	{ NULL,		NULL,		0,		0},

};



static void __init tegra30_dt_init(void)

{

	tegra_clk_init_from_table(tegra_dt_clk_init_table);



	of_platform_populate(NULL, tegra_dt_match_table,

				NULL, NULL);

				tegra30_auxdata_lookup, NULL);

}



static const char *tegra30_dt_board_compat[] = {