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8fae77fc9b
This adds support for describing GPIO chips placed on PCIe cards. Thanks to this we get working 2.4 GHz LED on Tenda AC9. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
89 lines
2.2 KiB
Diff
89 lines
2.2 KiB
Diff
From 6f1c62440eb6846cb8045d7a5480ec7bbe47c96f Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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Date: Mon, 15 Aug 2016 10:30:41 +0200
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Subject: [PATCH] BCM53573 minor hacks
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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---
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--- a/arch/arm/boot/dts/bcm53573.dtsi
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+++ b/arch/arm/boot/dts/bcm53573.dtsi
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@@ -44,6 +44,15 @@
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};
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};
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+ timer {
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+ compatible = "arm,armv7-timer";
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+ interrupts = <GIC_PPI 13 0>,
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+ <GIC_PPI 14 0>,
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+ <GIC_PPI 11 0>,
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+ <GIC_PPI 10 0>;
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+ clocks = <&ilp>;
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+ };
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+
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clocks {
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#address-cells = <1>;
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#size-cells = <1>;
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -348,14 +348,6 @@ static int bcma_register_devices(struct
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}
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#endif
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-#ifdef CONFIG_BCMA_SFLASH
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- if (bus->drv_cc.sflash.present) {
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- err = platform_device_register(&bcma_sflash_dev);
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- if (err)
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- bcma_err(bus, "Error registering serial flash\n");
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- }
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-#endif
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-
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#ifdef CONFIG_BCMA_NFLASH
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if (bus->drv_cc.nflash.present) {
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err = platform_device_register(&bcma_nflash_dev);
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@@ -436,6 +428,14 @@ int bcma_bus_register(struct bcma_bus *b
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bcma_register_core(bus, core);
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}
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+#ifdef CONFIG_BCMA_SFLASH
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+ if (bus->drv_cc.sflash.present) {
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+ err = platform_device_register(&bcma_sflash_dev);
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+ if (err)
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+ bcma_err(bus, "Error registering serial flash\n");
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+ }
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+#endif
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+
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/* Try to get SPROM */
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err = bcma_sprom_get(bus);
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if (err == -ENOENT) {
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--- a/drivers/clocksource/arm_arch_timer.c
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+++ b/drivers/clocksource/arm_arch_timer.c
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@@ -14,6 +14,7 @@
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#include <linux/smp.h>
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#include <linux/cpu.h>
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#include <linux/cpu_pm.h>
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+#include <linux/clk.h>
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#include <linux/clockchips.h>
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#include <linux/clocksource.h>
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#include <linux/interrupt.h>
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@@ -376,6 +377,16 @@ arch_timer_detect_rate(void __iomem *cnt
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arch_timer_rate = arch_timer_get_cntfrq();
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}
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+ /* Get clk rate through clk driver if present */
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+ if (!arch_timer_rate) {
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+ struct clk *clk = of_clk_get(np, 0);
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+
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+ if (!IS_ERR(clk)) {
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+ if (!clk_prepare_enable(clk))
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+ arch_timer_rate = clk_get_rate(clk);
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+ }
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+ }
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+
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/* Check the timer frequency. */
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if (arch_timer_rate == 0)
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pr_warn("Architected timer frequency not available\n");
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