Re: [PATCH 13/23] ARM: OMAP2+: CM: determine CM base address from device tree

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On 01/24/2015 09:39 PM, Paul Walmsley wrote:
Hi Tero

On Thu, 27 Nov 2014, Tero Kristo wrote:

There is no need to provide the CM base address through a low-level API
from the low-level IO init, as this information is available through DT.
Re-routed the parsing function to be called from the CM drivers also to
simplify the implementation under io.c.

Signed-off-by: Tero Kristo <t-kristo@xxxxxx>

This one breaks boot on OMAP2430 (and presumably all other OMAP2xxx).
Adding something like this seems to get it working.

Yeah, you are right. This patch also broke am33xx boot, I will fix this in v2.

-Tero



- Paul

---
  arch/arm/mach-omap2/cm_common.c | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/arch/arm/mach-omap2/cm_common.c b/arch/arm/mach-omap2/cm_common.c
index c2d7c7b3002c..1770364f0499 100644
--- a/arch/arm/mach-omap2/cm_common.c
+++ b/arch/arm/mach-omap2/cm_common.c
@@ -234,7 +234,12 @@ static struct omap_prcm_init_data omap3_cm_data = {
  	.offset = -OMAP3430_IVA2_MOD,
  };

+static struct omap_prcm_init_data omap2_prcm_data = {
+	.index = CLK_MEMMAP_INDEX_CM1,
+};
+
  static struct of_device_id omap_cm_dt_match_table[] = {
+	{ .compatible = "ti,omap2-prcm", .data = &omap2_prcm_data },
  	{ .compatible = "ti,omap3-cm", .data = &omap3_cm_data },
  	{ .compatible = "ti,omap4-cm1", .data = &cm_data },
  	{ .compatible = "ti,omap4-cm2", .data = &cm2_data },


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