Two omap5 specific aux control module patches for v4.17

On omap5 there is an aux control module that we are not handling
 currently for clocks, so let's add support for it.
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Merge tag 'omap-for-v4.17/soc-pt2-signed' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

Pull "Two omap5 specific aux control module patches for v4.17" from Tony Lindgren:

On omap5 there is an aux control module that we are not handling
currently for clocks, so let's add support for it.

* tag 'omap-for-v4.17/soc-pt2-signed' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP5: control: add support for control module wkup pad config
  ARM: omap2+: control: add support for auxiliary control module instances
This commit is contained in:
Arnd Bergmann 2018-03-27 15:48:52 +02:00
commit 064fe81ef2
2 changed files with 17 additions and 4 deletions

View File

@ -623,6 +623,7 @@ void __init omap3_ctrl_init(void)
struct control_init_data {
int index;
void __iomem *mem;
s16 offset;
};
@ -635,6 +636,10 @@ static const struct control_init_data omap2_ctrl_data = {
.offset = -OMAP2_CONTROL_GENERAL,
};
static const struct control_init_data ctrl_aux_data = {
.index = TI_CLKM_CTRL_AUX,
};
static const struct of_device_id omap_scrm_dt_match_table[] = {
{ .compatible = "ti,am3-scm", .data = &ctrl_data },
{ .compatible = "ti,am4-scm", .data = &ctrl_data },
@ -644,6 +649,7 @@ static const struct of_device_id omap_scrm_dt_match_table[] = {
{ .compatible = "ti,dm816-scrm", .data = &ctrl_data },
{ .compatible = "ti,omap4-scm-core", .data = &ctrl_data },
{ .compatible = "ti,omap5-scm-core", .data = &ctrl_data },
{ .compatible = "ti,omap5-scm-wkup-pad-conf", .data = &ctrl_aux_data },
{ .compatible = "ti,dra7-scm-core", .data = &ctrl_data },
{ }
};
@ -660,15 +666,21 @@ int __init omap2_control_base_init(void)
struct device_node *np;
const struct of_device_id *match;
struct control_init_data *data;
void __iomem *mem;
for_each_matching_node_and_match(np, omap_scrm_dt_match_table, &match) {
data = (struct control_init_data *)match->data;
omap2_ctrl_base = of_iomap(np, 0);
if (!omap2_ctrl_base)
mem = of_iomap(np, 0);
if (!mem)
return -ENOMEM;
omap2_ctrl_offset = data->offset;
if (data->index == TI_CLKM_CTRL) {
omap2_ctrl_base = mem;
omap2_ctrl_offset = data->offset;
}
data->mem = mem;
}
return 0;
@ -713,7 +725,7 @@ int __init omap_control_init(void)
} else {
/* No scm_conf found, direct access */
ret = omap2_clk_provider_init(np, data->index, NULL,
omap2_ctrl_base);
data->mem);
if (ret)
return ret;
}

View File

@ -203,6 +203,7 @@ enum {
TI_CLKM_PRM,
TI_CLKM_SCRM,
TI_CLKM_CTRL,
TI_CLKM_CTRL_AUX,
TI_CLKM_PLLSS,
CLK_MAX_MEMMAPS
};