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e39414ed07
Refreshed all patches Dropped upstreamed patches: 522-PCI-aardvark-fix-logic-in-PCI-configuration-read-write-functions.patch 523-PCI-aardvark-set-PIO_ADDR_LS-correctly-in-advk_pcie_rd_conf.patch 525-PCI-aardvark-use-isr1-instead-of-isr0-interrupt-in-legacy-irq-mode.patch 527-PCI-aardvark-fix-PCIe-max-read-request-size-setting.patch updated patches: 524-PCI-aardvark-set-host-and-device-to-the-same-MAX-payload-size.patch 030-USB-serial-option-fix-dwm-158-3g-modem-interface.patch Added new ARM64 symbol: CONFIG_ARM64_ERRATUM_1024718 Compile-tested on: cns3xxx, imx6, mvebu (arm64), x86_64 Runtime-tested on: cns3xxx, imx6, x86_64 Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
72 lines
1.6 KiB
Diff
72 lines
1.6 KiB
Diff
From b14f8260724abec6c82970085dece6a143d3a0db Mon Sep 17 00:00:00 2001
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From: Gabor Juhos <juhosg@openwrt.org>
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Date: Mon, 5 Mar 2018 11:38:21 +0100
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Subject: [PATCH 15/27] MIPS: ath79: enable uart during early_prink
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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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---
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arch/mips/ath79/early_printk.c | 44 +++++++++++++++++++++++++++++++++++++++++-
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1 file changed, 43 insertions(+), 1 deletion(-)
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--- a/arch/mips/ath79/early_printk.c
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+++ b/arch/mips/ath79/early_printk.c
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@@ -58,6 +58,46 @@ static void prom_putchar_dummy(unsigned
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/* nothing to do */
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}
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+static void prom_enable_uart(u32 id)
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+{
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+ void __iomem *gpio_base;
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+ u32 uart_en;
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+ u32 t;
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+
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+ switch (id) {
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+ case REV_ID_MAJOR_AR71XX:
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+ uart_en = AR71XX_GPIO_FUNC_UART_EN;
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+ break;
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+
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+ case REV_ID_MAJOR_AR7240:
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+ case REV_ID_MAJOR_AR7241:
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+ case REV_ID_MAJOR_AR7242:
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+ uart_en = AR724X_GPIO_FUNC_UART_EN;
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+ break;
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+
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+ case REV_ID_MAJOR_AR913X:
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+ uart_en = AR913X_GPIO_FUNC_UART_EN;
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+ break;
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+
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+ case REV_ID_MAJOR_AR9330:
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+ case REV_ID_MAJOR_AR9331:
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+ uart_en = AR933X_GPIO_FUNC_UART_EN;
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+ break;
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+
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+ case REV_ID_MAJOR_AR9341:
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+ case REV_ID_MAJOR_AR9342:
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+ case REV_ID_MAJOR_AR9344:
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+ /* TODO */
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+ default:
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+ return;
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+ }
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+
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+ gpio_base = (void __iomem *)(KSEG1ADDR(AR71XX_GPIO_BASE));
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+ t = __raw_readl(gpio_base + AR71XX_GPIO_REG_FUNC);
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+ t |= uart_en;
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+ __raw_writel(t, gpio_base + AR71XX_GPIO_REG_FUNC);
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+}
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+
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static void prom_putchar_init(void)
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{
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void __iomem *base;
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@@ -88,8 +128,10 @@ static void prom_putchar_init(void)
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default:
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_prom_putchar = prom_putchar_dummy;
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- break;
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+ return;
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}
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+
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+ prom_enable_uart(id);
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}
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void prom_putchar(unsigned char ch)
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