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authorMagnus Damm <damm@igel.co.jp>2009-05-28 13:01:53 +0000
committerPaul Mundt <lethal@linux-sh.org>2009-06-01 18:06:36 +0900
commite89d53e60593ee7066e1d36ab5c1ccf2648f5f53 (patch)
tree8635daedf7a7e4f66a978586c058122189335258 /arch
parent6881e8bf3d86b23dd124134fae113ebd05fae08a (diff)
sh: hook up shared mstp32 clock code to sh7785
Hook up the shared 32-bit module stop bit code to sh7785. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7785.c80
1 files changed, 25 insertions, 55 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7785.c b/arch/sh/kernel/cpu/sh4a/clock-sh7785.c
index 705b023f822..7d557068f4a 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7785.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7785.c
@@ -193,65 +193,34 @@ static struct clk *clks[] = {
&umem_clk,
};
-static int mstpcr_clk_enable(struct clk *clk)
-{
- __raw_writel(__raw_readl(clk->enable_reg) & ~(1 << clk->enable_bit),
- clk->enable_reg);
- return 0;
-}
-
-static void mstpcr_clk_disable(struct clk *clk)
-{
- __raw_writel(__raw_readl(clk->enable_reg) | (1 << clk->enable_bit),
- clk->enable_reg);
-}
-
-static struct clk_ops mstpcr_clk_ops = {
- .enable = mstpcr_clk_enable,
- .disable = mstpcr_clk_disable,
- .recalc = followparent_recalc,
-};
-
#define MSTPCR0 0xffc80030
#define MSTPCR1 0xffc80034
-#define CLK(_name, _id, _parent, _enable_reg, \
- _enable_bit, _flags) \
-{ \
- .name = _name, \
- .id = _id, \
- .parent = _parent, \
- .enable_reg = (void __iomem *)_enable_reg, \
- .enable_bit = _enable_bit, \
- .flags = _flags, \
- .ops = &mstpcr_clk_ops, \
-}
-
-static struct clk mstpcr_clks[] = {
+static struct clk mstp_clks[] = {
/* MSTPCR0 */
- CLK("scif_fck", 5, &peripheral_clk, MSTPCR0, 29, 0),
- CLK("scif_fck", 4, &peripheral_clk, MSTPCR0, 28, 0),
- CLK("scif_fck", 3, &peripheral_clk, MSTPCR0, 27, 0),
- CLK("scif_fck", 2, &peripheral_clk, MSTPCR0, 26, 0),
- CLK("scif_fck", 1, &peripheral_clk, MSTPCR0, 25, 0),
- CLK("scif_fck", 0, &peripheral_clk, MSTPCR0, 24, 0),
- CLK("ssi_fck", 1, &peripheral_clk, MSTPCR0, 21, 0),
- CLK("ssi_fck", 0, &peripheral_clk, MSTPCR0, 20, 0),
- CLK("hac_fck", 1, &peripheral_clk, MSTPCR0, 17, 0),
- CLK("hac_fck", 0, &peripheral_clk, MSTPCR0, 16, 0),
- CLK("mmcif_fck", -1, &peripheral_clk, MSTPCR0, 13, 0),
- CLK("flctl_fck", -1, &peripheral_clk, MSTPCR0, 12, 0),
- CLK("tmu345_fck", -1, &peripheral_clk, MSTPCR0, 9, 0),
- CLK("tmu012_fck", -1, &peripheral_clk, MSTPCR0, 8, 0),
- CLK("siof_fck", -1, &peripheral_clk, MSTPCR0, 3, 0),
- CLK("hspi_fck", -1, &peripheral_clk, MSTPCR0, 2, 0),
+ SH_CLK_MSTP32("scif_fck", 5, &peripheral_clk, MSTPCR0, 29, 0),
+ SH_CLK_MSTP32("scif_fck", 4, &peripheral_clk, MSTPCR0, 28, 0),
+ SH_CLK_MSTP32("scif_fck", 3, &peripheral_clk, MSTPCR0, 27, 0),
+ SH_CLK_MSTP32("scif_fck", 2, &peripheral_clk, MSTPCR0, 26, 0),
+ SH_CLK_MSTP32("scif_fck", 1, &peripheral_clk, MSTPCR0, 25, 0),
+ SH_CLK_MSTP32("scif_fck", 0, &peripheral_clk, MSTPCR0, 24, 0),
+ SH_CLK_MSTP32("ssi_fck", 1, &peripheral_clk, MSTPCR0, 21, 0),
+ SH_CLK_MSTP32("ssi_fck", 0, &peripheral_clk, MSTPCR0, 20, 0),
+ SH_CLK_MSTP32("hac_fck", 1, &peripheral_clk, MSTPCR0, 17, 0),
+ SH_CLK_MSTP32("hac_fck", 0, &peripheral_clk, MSTPCR0, 16, 0),
+ SH_CLK_MSTP32("mmcif_fck", -1, &peripheral_clk, MSTPCR0, 13, 0),
+ SH_CLK_MSTP32("flctl_fck", -1, &peripheral_clk, MSTPCR0, 12, 0),
+ SH_CLK_MSTP32("tmu345_fck", -1, &peripheral_clk, MSTPCR0, 9, 0),
+ SH_CLK_MSTP32("tmu012_fck", -1, &peripheral_clk, MSTPCR0, 8, 0),
+ SH_CLK_MSTP32("siof_fck", -1, &peripheral_clk, MSTPCR0, 3, 0),
+ SH_CLK_MSTP32("hspi_fck", -1, &peripheral_clk, MSTPCR0, 2, 0),
/* MSTPCR1 */
- CLK("hudi_fck", -1, NULL, MSTPCR1, 19, 0),
- CLK("ubc_fck", -1, NULL, MSTPCR1, 17, 0),
- CLK("dmac_11_6_fck", -1, NULL, MSTPCR1, 5, 0),
- CLK("dmac_5_0_fck", -1, NULL, MSTPCR1, 4, 0),
- CLK("gdta_fck", -1, NULL, MSTPCR1, 0, 0),
+ SH_CLK_MSTP32("hudi_fck", -1, NULL, MSTPCR1, 19, 0),
+ SH_CLK_MSTP32("ubc_fck", -1, NULL, MSTPCR1, 17, 0),
+ SH_CLK_MSTP32("dmac_11_6_fck", -1, NULL, MSTPCR1, 5, 0),
+ SH_CLK_MSTP32("dmac_5_0_fck", -1, NULL, MSTPCR1, 4, 0),
+ SH_CLK_MSTP32("gdta_fck", -1, NULL, MSTPCR1, 0, 0),
};
int __init arch_clk_init(void)
@@ -260,8 +229,9 @@ int __init arch_clk_init(void)
for (i = 0; i < ARRAY_SIZE(clks); i++)
ret |= clk_register(clks[i]);
- for (i = 0; i < ARRAY_SIZE(mstpcr_clks); i++)
- ret |= clk_register(&mstpcr_clks[i]);
+
+ if (!ret)
+ ret = sh_clk_mstp32_register(mstp_clks, ARRAY_SIZE(mstp_clks));
return ret;
}