mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 05:34:00 +08:00
clk: renesas: rcar-gen2: Centralize quirks handling
Introduce centralized quirks handling like on R-Car Gen3, and convert the RZ/G1C SD clock table handling over to it. This makes it easier to add more quirks later, if/when needed. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Reviewed-by: Biju Das <biju.das@bp.renesas.com>
This commit is contained in:
parent
246e232437
commit
a34f778cb8
@ -261,9 +261,15 @@ static const struct clk_div_table cpg_sd01_div_table[] = {
|
||||
static const struct rcar_gen2_cpg_pll_config *cpg_pll_config __initdata;
|
||||
static unsigned int cpg_pll0_div __initdata;
|
||||
static u32 cpg_mode __initdata;
|
||||
static u32 cpg_quirks __initdata;
|
||||
|
||||
static const struct soc_device_attribute soc_r8a77470[] = {
|
||||
{ .soc_id = "r8a77470" },
|
||||
#define SD_SKIP_FIRST BIT(0) /* Skip first clock in SD table */
|
||||
|
||||
static const struct soc_device_attribute cpg_quirks_match[] __initconst = {
|
||||
{
|
||||
.soc_id = "r8a77470",
|
||||
.data = (void *)SD_SKIP_FIRST,
|
||||
},
|
||||
{ /* sentinel */ }
|
||||
};
|
||||
|
||||
@ -333,7 +339,7 @@ struct clk * __init rcar_gen2_cpg_clk_register(struct device *dev,
|
||||
|
||||
case CLK_TYPE_GEN2_SD0:
|
||||
table = cpg_sd01_div_table;
|
||||
if (soc_device_match(soc_r8a77470))
|
||||
if (cpg_quirks & SD_SKIP_FIRST)
|
||||
table++;
|
||||
|
||||
shift = 4;
|
||||
@ -341,7 +347,7 @@ struct clk * __init rcar_gen2_cpg_clk_register(struct device *dev,
|
||||
|
||||
case CLK_TYPE_GEN2_SD1:
|
||||
table = cpg_sd01_div_table;
|
||||
if (soc_device_match(soc_r8a77470))
|
||||
if (cpg_quirks & SD_SKIP_FIRST)
|
||||
table++;
|
||||
|
||||
shift = 0;
|
||||
@ -372,9 +378,15 @@ struct clk * __init rcar_gen2_cpg_clk_register(struct device *dev,
|
||||
int __init rcar_gen2_cpg_init(const struct rcar_gen2_cpg_pll_config *config,
|
||||
unsigned int pll0_div, u32 mode)
|
||||
{
|
||||
const struct soc_device_attribute *attr;
|
||||
|
||||
cpg_pll_config = config;
|
||||
cpg_pll0_div = pll0_div;
|
||||
cpg_mode = mode;
|
||||
attr = soc_device_match(cpg_quirks_match);
|
||||
if (attr)
|
||||
cpg_quirks = (uintptr_t)attr->data;
|
||||
pr_debug("%s: mode = 0x%x quirks = 0x%x\n", __func__, mode, cpg_quirks);
|
||||
|
||||
spin_lock_init(&cpg_lock);
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user