Skip to content

Commit

Permalink
sh: scif and tmu clkdev changes
Browse files Browse the repository at this point in the history 
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>
  • Loading branch information
Magnus Damm authored and Paul Mundt committed May 11, 2010
1 parent f3d51e1 commit e4e0669
Show file tree
Hide file tree
Showing 3 changed files with 112 additions and 15 deletions.
43 changes: 40 additions & 3 deletions arch/sh/kernel/cpu/sh4a/clock-sh7722.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -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>
Expand Down Expand Up @@ -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),
Expand All @@ -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;
Expand All @@ -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);

Expand Down
42 changes: 36 additions & 6 deletions arch/sh/kernel/cpu/sh4a/clock-sh7723.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -179,12 +179,12 @@ static struct clk mstp_clks[] = {
SH_HWBLK_CLK("dmac1", -1, B_CLK, HWBLK_DMAC1, 0),
SH_HWBLK_CLK("tmu345_fck", -1, P_CLK, HWBLK_TMU1, 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", 3, B_CLK, HWBLK_SCIF3, 0),
SH_HWBLK_CLK("sci_fck", 4, B_CLK, HWBLK_SCIF4, 0),
SH_HWBLK_CLK("sci_fck", 5, B_CLK, HWBLK_SCIF5, 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("sci_fck", -1, B_CLK, HWBLK_SCIF3, 0),
SH_HWBLK_CLK("sci_fck", -1, B_CLK, HWBLK_SCIF4, 0),
SH_HWBLK_CLK("sci_fck", -1, B_CLK, HWBLK_SCIF5, 0),
SH_HWBLK_CLK("msiof0", -1, B_CLK, HWBLK_MSIOF0, 0),
SH_HWBLK_CLK("msiof1", -1, B_CLK, HWBLK_MSIOF1, 0),
SH_HWBLK_CLK("meram0", -1, SH_CLK, HWBLK_MERAM, 0),
Expand Down Expand Up @@ -244,6 +244,36 @@ static struct clk_lookup lookups[] = {
.dev_id = "sh_tmu.5",
.con_id = "tmu_fck",
.clk = &mstp_clks[HWBLK_TMU1],
}, {
/* 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],
}, {
/* SCIF3 */
.dev_id = "sh-sci.3",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF3],
}, {
/* SCIF4 */
.dev_id = "sh-sci.4",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF4],
}, {
/* SCIF5 */
.dev_id = "sh-sci.5",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF5],
},
};

Expand Down
42 changes: 36 additions & 6 deletions arch/sh/kernel/cpu/sh4a/clock-sh7724.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -196,12 +196,12 @@ static struct clk mstp_clks[HWBLK_NR] = {
SH_HWBLK_CLK("rwdt0", -1, R_CLK, HWBLK_RWDT, 0),
SH_HWBLK_CLK("dmac1", -1, B_CLK, HWBLK_DMAC1, 0),
SH_HWBLK_CLK("tmu345_fck", -1, P_CLK, HWBLK_TMU1, 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", 3, B_CLK, HWBLK_SCIF3, 0),
SH_HWBLK_CLK("sci_fck", 4, B_CLK, HWBLK_SCIF4, 0),
SH_HWBLK_CLK("sci_fck", 5, B_CLK, HWBLK_SCIF5, 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("sci_fck", -1, B_CLK, HWBLK_SCIF3, 0),
SH_HWBLK_CLK("sci_fck", -1, B_CLK, HWBLK_SCIF4, 0),
SH_HWBLK_CLK("sci_fck", -1, B_CLK, HWBLK_SCIF5, 0),
SH_HWBLK_CLK("msiof0", -1, B_CLK, HWBLK_MSIOF0, 0),
SH_HWBLK_CLK("msiof1", -1, B_CLK, HWBLK_MSIOF1, 0),

Expand Down Expand Up @@ -266,6 +266,36 @@ static struct clk_lookup lookups[] = {
.dev_id = "sh_tmu.5",
.con_id = "tmu_fck",
.clk = &mstp_clks[HWBLK_TMU1],
}, {
/* 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],
}, {
/* SCIF3 */
.dev_id = "sh-sci.3",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF3],
}, {
/* SCIF4 */
.dev_id = "sh-sci.4",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF4],
}, {
/* SCIF5 */
.dev_id = "sh-sci.5",
.con_id = "sci_fck",
.clk = &mstp_clks[HWBLK_SCIF5],
},
};

Expand Down

0 comments on commit e4e0669

Please sign in to comment.