[GIT PULL 3/4] omap device tree changes for v3.15
Tony Lindgren
tony at atomide.com
Sun Mar 2 19:10:49 EST 2014
* Tony Lindgren <tony at atomide.com> [140302 15:55]:
> The following changes since commit 6d0abeca3242a88cab8232e4acd7e2bf088f3bc2:
>
> Linux 3.14-rc3 (2014-02-16 13:30:25 -0800)
>
> are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap tags/omap-for-v3.15/dt-signed
>
> for you to fetch changes up to f777ba1780584b100ab9664cc06d04f3bb273a84:
>
> Merge tag 'for_3.15/dts_signed' of git://git.kernel.org/pub/scm/linux/kernel/git/bcousson/linux-omap-dt into omap-for-v3.15/dt (2014-03-02 14:22:03 -0800)
>
> ----------------------------------------------------------------
>
> Device tree related changes for omaps with minor code
> changes also to platform data quirks that are still needed
> for some features.
FYI, this probably causes a minor overlapping additions conflict
with the recently merged fixes. My resolve below for reference.
Regards,
Tony
--- a/arch/arm/mach-omap2/pdata-quirks.c
+++ b/arch/arm/mach-omap2/pdata-quirks.c
@@@ -172,21 -194,42 +196,58 @@@ static void __init am35xx_emac_reset(vo
omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */
}
+static void __init nokia_n900_legacy_init(void)
+{
+ hsmmc2_internal_input_clk();
+
+ if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
+ if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
+ pr_info("RX-51: Enabling ARM errata 430973 workaround\n");
+ /* set IBE to 1 */
+ rx51_secure_update_aux_cr(BIT(6), 0);
+ } else {
+ pr_warning("RX-51: Not enabling ARM errata 430973 workaround\n");
+ pr_warning("Thumb binaries may crash randomly without this workaround\n");
+ }
+ }
+}
++
+ static struct gpio cm_t3517_wlan_gpios[] __initdata = {
+ { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" },
+ { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" },
+ };
+
+ static void __init omap3_sbc_t3517_wifi_init(void)
+ {
+ int err = gpio_request_array(cm_t3517_wlan_gpios,
+ ARRAY_SIZE(cm_t3517_wlan_gpios));
+ if (err) {
+ pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err);
+ return;
+ }
+
+ gpio_export(cm_t3517_wlan_gpios[0].gpio, 0);
+ gpio_export(cm_t3517_wlan_gpios[1].gpio, 0);
+
+ msleep(100);
+ gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0);
+ }
+
+ static void __init omap3_sbc_t3517_legacy_init(void)
+ {
+ omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub");
+ omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub");
+ am35xx_emac_reset();
+ hsmmc2_internal_input_clk();
+ omap3_sbc_t3517_wifi_init();
+ legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 145);
+ omap_ads7846_init(1, 57, 0, NULL);
+ }
+
+ static void __init am3517_evm_legacy_init(void)
+ {
+ am35xx_emac_reset();
+ }
#endif /* CONFIG_ARCH_OMAP3 */
#ifdef CONFIG_ARCH_OMAP4
@@@ -277,8 -319,10 +338,10 @@@ struct of_dev_auxdata omap_auxdata_look
*/
static struct pdata_init pdata_quirks[] __initdata = {
#ifdef CONFIG_ARCH_OMAP3
+ { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, },
+ { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, },
{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, },
- { "nokia,omap3-n900", hsmmc2_internal_input_clk, },
+ { "nokia,omap3-n900", nokia_n900_legacy_init, },
{ "nokia,omap3-n9", hsmmc2_internal_input_clk, },
{ "nokia,omap3-n950", hsmmc2_internal_input_clk, },
{ "isee,omap3-igep0020", omap3_igep0020_legacy_init, },
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