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sh: scif and tmu clkdev changes

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Modify sh7722/sh7723/sh7724 to use clkdev for
TMU and SCIF clock lookups.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm
2010-05-10 14:01:12 +00:00
committed by Paul Mundt
parent f3d51e13fe
commit e4e0669797
3 changed files with 112 additions and 15 deletions
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43
arch/sh/kernel/cpu/sh4a/clock-sh7722.c
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@@ -21,6 +21,7 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/io.h>
#include <asm/clkdev.h>
#include <asm/clock.h>
#include <asm/hwblk.h>
#include <cpu/sh7722.h>
@@ -164,9 +165,9 @@ static struct clk mstp_clks[HWBLK_NR] = {
SH_HWBLK_CLK("cmt_fck", -1, R_CLK, HWBLK_CMT, 0),
SH_HWBLK_CLK("rwdt0", -1, R_CLK, HWBLK_RWDT, 0),
SH_HWBLK_CLK("flctl0", -1, P_CLK, HWBLK_FLCTL, 0),
SH_HWBLK_CLK("sci_fck", 0, P_CLK, HWBLK_SCIF0, 0),
SH_HWBLK_CLK("sci_fck", 1, P_CLK, HWBLK_SCIF1, 0),
SH_HWBLK_CLK("sci_fck", 2, P_CLK, HWBLK_SCIF2, 0),
SH_HWBLK_CLK("sci_fck", -1, P_CLK, HWBLK_SCIF0, 0),
SH_HWBLK_CLK("sci_fck", -1, P_CLK, HWBLK_SCIF1, 0),
SH_HWBLK_CLK("sci_fck", -1, P_CLK, HWBLK_SCIF2, 0),
SH_HWBLK_CLK("i2c0", -1, P_CLK, HWBLK_IIC, 0),
SH_HWBLK_CLK("rtc0", -1, R_CLK, HWBLK_RTC, 0),
@@ -185,6 +186,40 @@ static struct clk mstp_clks[HWBLK_NR] = {
SH_HWBLK_CLK("lcdc0", -1, P_CLK, HWBLK_LCDC, 0),
};
static struct clk_lookup lookups[] = {
{
/* TMU0 */
.dev_id = "sh_tmu.0",
.con_id = "tmu_fck",
.clk = &mstp_clks[HWBLK_TMU],
}, {
/* TMU1 */
.dev_id = "sh_tmu.1",
.con_id = "tmu_fck",
.clk = &mstp_clks[HWBLK_TMU],
}, {
/* TMU2 */
.dev_id = "sh_tmu.2",
.con_id = "tmu_fck",
.clk = &mstp_clks[HWBLK_TMU],
}, {
/* SCIF0 */
.dev_id = "sh-sci.0",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF0],
}, {
/* SCIF1 */
.dev_id = "sh-sci.1",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF1],
}, {
/* SCIF2 */
.dev_id = "sh-sci.2",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF2],
},
};
int __init arch_clk_init(void)
{
int k, ret = 0;
@@ -198,6 +233,8 @@ int __init arch_clk_init(void)
for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++)
ret = clk_register(main_clks[k]);
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
if (!ret)
ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table);