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ARM: shmobile: koelsch-reference: Refactor clock lookup hack 

Make the clock lookup hack more generic to ease the addition of more
devices.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Laurent Pinchart 2014-02-16 22:32:00 +01:00 committed by Simon Horman
parent 433aa851d4
commit 189ef3d62d
1 changed files with 27 additions and 15 deletions
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42
arch/arm/mach-shmobile/board-koelsch-reference.c
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@ -32,30 +32,42 @@ static void __init koelsch_add_standard_devices(void)
{
#ifdef CONFIG_COMMON_CLK
/*
* This is a really crude hack to provide clkdev support to the SCIF
* and CMT devices until they get moved to DT.
* This is a really crude hack to provide clkdev support to the CMT and
* DU devices until they get moved to DT.
*/
static const char * const scif_names[] = {
"scifa0", "scifa1", "scifb0", "scifb1", "scifb2", "scifa2",
"scif0", "scif1", "scif2", "scif3", "scif4", "scif5", "scifa3",
"scifa4", "scifa5",
static const struct clk_name {
const char *clk;
const char *con_id;
const char *dev_id;
} clk_names[] = {
{ "cmt0", NULL, "sh_cmt.0" },
{ "scifa0", NULL, "sh-sci.0" },
{ "scifa1", NULL, "sh-sci.1" },
{ "scifb0", NULL, "sh-sci.2" },
{ "scifb1", NULL, "sh-sci.3" },
{ "scifb2", NULL, "sh-sci.4" },
{ "scifa2", NULL, "sh-sci.5" },
{ "scif0", NULL, "sh-sci.6" },
{ "scif1", NULL, "sh-sci.7" },
{ "scif2", NULL, "sh-sci.8" },
{ "scif3", NULL, "sh-sci.9" },
{ "scif4", NULL, "sh-sci.10" },
{ "scif5", NULL, "sh-sci.11" },
{ "scifa3", NULL, "sh-sci.12" },
{ "scifa4", NULL, "sh-sci.13" },
{ "scifa5", NULL, "sh-sci.14" },
};
struct clk *clk;
unsigned int i;
for (i = 0; i < ARRAY_SIZE(scif_names); ++i) {
clk = clk_get(NULL, scif_names[i]);
for (i = 0; i < ARRAY_SIZE(clk_names); ++i) {
clk = clk_get(NULL, clk_names[i].clk);
if (!IS_ERR(clk)) {
clk_register_clkdev(clk, NULL, "sh-sci.%u", i);
clk_register_clkdev(clk, clk_names[i].con_id,
clk_names[i].dev_id);
clk_put(clk);
}
}
clk = clk_get(NULL, "cmt0");
if (!IS_ERR(clk)) {
clk_register_clkdev(clk, NULL, "sh_cmt.0");
clk_put(clk);
}
#else
r8a7791_clock_init();
#endif