Add a hwmod entry for the davinci_mdio hardware block. This aliases the
cpsw_125mhz_clkdm and re-uses am33xx_cpgmac0_hwmod_class.

Signed-off-by: Daniel Mack <[email protected]>
---

I'm still not totally confident with the hwmod environment, so I'm not
entirely sure whether sharing the hwmod_class is the right thing to do
here. However, I can at least get ethernet to work on my board now.

 arch/arm/mach-omap2/omap_hwmod_33xx_data.c | 31 ++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c 
b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
index 5a4660b..637b6cc 100644
--- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
@@ -684,6 +684,19 @@ static struct omap_hwmod am33xx_cpgmac0_hwmod = {
        },
 };
 
+static struct omap_hwmod am33xx_cpsw_mdio_hwmod = {
+       .name           = "davinci_mdio",
+       .class          = &am33xx_cpgmac0_hwmod_class,
+       .clkdm_name     = "cpsw_125mhz_clkdm",
+       .main_clk       = "cpsw_125mhz_gclk",
+       .prcm           = {
+               .omap4  = {
+                       .clkctrl_offs   = AM33XX_CM_PER_CPGMAC0_CLKCTRL_OFFSET,
+                       .modulemode     = MODULEMODE_SWCTRL,
+               },
+       },
+};
+
 /*
  * dcan class
  */
@@ -2501,6 +2514,23 @@ static struct omap_hwmod_ocp_if am33xx_l4_hs__cpgmac0 = {
        .user           = OCP_USER_MPU,
 };
 
+static struct omap_hwmod_addr_space am33xx_cpsw_mdio_addr_space[] = {
+       {
+               .pa_start       = 0x4a101000,
+               .pa_end         = 0x4a101000 + SZ_256 - 1,
+               .flags          = ADDR_TYPE_RT,
+       },
+       { }
+};
+
+static struct omap_hwmod_ocp_if am33xx_l4_hs__cpsw_mdio = {
+       .master         = &am33xx_l4_hs_hwmod,
+       .slave          = &am33xx_cpsw_mdio_hwmod,
+       .clk            = "cpsw_125mhz_gclk",
+       .addr           = am33xx_cpsw_mdio_addr_space,
+       .user           = OCP_USER_MPU,
+};
+
 static struct omap_hwmod_addr_space am33xx_elm_addr_space[] = {
        {
                .pa_start       = 0x48080000,
@@ -3371,6 +3401,7 @@ static struct omap_hwmod_ocp_if *am33xx_hwmod_ocp_ifs[] 
__initdata = {
        &am33xx_l3_main__tptc2,
        &am33xx_l3_s__usbss,
        &am33xx_l4_hs__cpgmac0,
+       &am33xx_l4_hs__cpsw_mdio,
        NULL,
 };
 
-- 
1.7.11.2

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