ARM: mvebu: add support for Netgear RN2120
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Uwe Kleine-König
Sascha Hauer
parent
8aed8106c2
commit
81cabf1274
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@ -72,6 +72,7 @@ obj-$(CONFIG_MACH_MX28EVK) += freescale-mx28-evk/
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obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard/
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obj-$(CONFIG_MACH_NESO) += guf-neso/
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obj-$(CONFIG_MACH_NETGEAR_RN104) += netgear-rn104/
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obj-$(CONFIG_MACH_NETGEAR_RN2120) += netgear-rn2120/
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obj-$(CONFIG_MACH_NOMADIK_8815NHK) += nhk8815/
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obj-$(CONFIG_MACH_NVIDIA_BEAVER) += nvidia-beaver/
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obj-$(CONFIG_MACH_NVIDIA_JETSON) += nvidia-jetson-tk1/
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@ -0,0 +1,2 @@
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obj-y += board.o
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lwl-y += lowlevel.o
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@ -0,0 +1,88 @@
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#include <clock.h>
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#include <init.h>
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#include <of.h>
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#include <gpio.h>
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#include <printk.h>
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#include <linux/kernel.h>
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#include <asm/armlinux.h>
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#include <generated/mach-types.h>
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static int rn2120_init(void)
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{
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/*
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* This is the machine type that the kernel shipped by Netgear is using.
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* It's wrong but a given fact.
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*/
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armlinux_set_architecture(MACH_TYPE_ARMADA_XP_DB);
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return 0;
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}
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device_initcall(rn2120_init);
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struct hdpower {
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unsigned gpio_detect;
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unsigned gpio_power;
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unsigned gpio_led;
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};
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/*
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* It would be nice to have this abstracted in the device tree, but currently
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* this isn't the case.
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*/
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static struct hdpower rn2120_hdpower[] = {
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{
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/* sata 1 */
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.gpio_detect = 32,
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.gpio_power = 24,
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.gpio_led = 31,
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}, {
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/* sata 2 */
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.gpio_detect = 33,
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.gpio_power = 25,
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.gpio_led = 40,
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}, {
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/* sata 3 */
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.gpio_detect = 34,
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.gpio_power = 26,
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.gpio_led = 44,
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}, {
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/* sata 4 */
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.gpio_detect = 35,
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.gpio_power = 28,
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.gpio_led = 47,
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},
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};
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static int rn2120_hddetect(void)
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{
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int i;
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if (!of_machine_is_compatible("netgear,readynas-2120"))
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return 0;
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for (i = 0; i < ARRAY_SIZE(rn2120_hdpower); ++i) {
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int ret;
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ret = gpio_direction_input(rn2120_hdpower[i].gpio_detect);
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if (ret) {
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pr_err("Failure to detect hd%d (%d)\n", i, ret);
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continue;
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}
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ret = gpio_get_value(rn2120_hdpower[i].gpio_detect);
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if (ret) {
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/* no disk present */
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gpio_direction_output(rn2120_hdpower[i].gpio_power, 0);
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} else {
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pr_info("Detected presence of disk #%d\n", i + 1);
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/* make a pause after powering up 2 disks */
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if (i && !(i & 1)) {
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pr_info("Delay power up\n");
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mdelay(7000);
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}
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gpio_direction_output(rn2120_hdpower[i].gpio_power, 1);
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}
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}
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return 0;
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}
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device_initcall(rn2120_hddetect);
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@ -0,0 +1,7 @@
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VERSION 1
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BOOT_FROM nand
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DESTADDR 00000000
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EXECADDR 00000000
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NAND_BLKSZ 00020000
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NAND_BADBLK_LOCATION 01
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BINARY binary.0 0000005b 00000068
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@ -0,0 +1,41 @@
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/*
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* Copyright (C) 2015 Pengutronix, Uwe Kleine-König <kernel@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <common.h>
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#include <asm/barebox-arm.h>
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#include <asm/barebox-arm-head.h>
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#include <asm/io.h>
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#include <mach/lowlevel.h>
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extern char __dtb_armada_xp_rn2120_bb_start[];
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ENTRY_FUNCTION(start_netgear_rn2120, r0, r1, r2)
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{
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void *fdt;
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arm_cpu_lowlevel_init();
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/*
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* This is necessary to allow the machine to draw more power. Probably
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* connected to a TI TPS65251. Without this resetting a phy makes the
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* SoC reset.
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* This is effectively gpio_direction_output(42, 1);
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*/
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writel((1 << 10) | readl((void *)0xd0018140), (void *)0xd0018140);
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writel(~(1 << 10) & readl((void *)0xd0018144), (void *)0xd0018144);
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fdt = __dtb_armada_xp_rn2120_bb_start -
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get_runtime_offset();
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mvebu_barebox_entry(fdt);
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}
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@ -29,6 +29,7 @@ pbl-dtb-$(CONFIG_MACH_GW_VENTANA) += imx6q-gw54xx.dtb.o
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pbl-dtb-$(CONFIG_MACH_LENOVO_IX4_300D) += armada-xp-lenovo-ix4-300d-bb.dtb.o
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pbl-dtb-$(CONFIG_MACH_MARVELL_ARMADA_XP_GP) += armada-xp-gp-bb.dtb.o
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pbl-dtb-$(CONFIG_MACH_NETGEAR_RN104) += armada-370-rn104-bb.dtb.o
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pbl-dtb-$(CONFIG_MACH_NETGEAR_RN2120) += armada-xp-rn2120-bb.dtb.o
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pbl-dtb-$(CONFIG_MACH_NITROGEN6) += imx6q-nitrogen6x.dtb.o imx6dl-nitrogen6x.dtb.o imx6qp-nitrogen6_max.dtb.o
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pbl-dtb-$(CONFIG_MACH_NVIDIA_BEAVER) += tegra30-beaver.dtb.o
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pbl-dtb-$(CONFIG_MACH_NVIDIA_JETSON) += tegra124-jetson-tk1.dtb.o
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@ -0,0 +1,11 @@
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/*
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* Barebox specific DT overlay for Netgear ReadyNAS 2120
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*/
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#include "arm/armada-xp-netgear-rn2120.dts"
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/ {
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chosen {
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stdout-path = "/soc/internal-regs/serial@12000";
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};
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};
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@ -55,6 +55,10 @@ config MACH_MARVELL_ARMADA_XP_GP
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bool "Marvell Armada XP GP"
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select ARCH_ARMADA_XP
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config MACH_NETGEAR_RN2120
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bool "Netgear ReadyNAS 2120"
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select ARCH_ARMADA_XP
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config MACH_PLATHOME_OPENBLOCKS_AX3
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bool "PlatHome OpenBlocks AX3"
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select ARCH_ARMADA_XP
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@ -43,6 +43,14 @@ pblx-$(CONFIG_MACH_MARVELL_ARMADA_XP_GP) += start_marvell_armada_xp_gp
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image-$(CONFIG_MACH_MARVELL_ARMADA_XP_GP) += barebox-marvell-armada-xp-gp.img
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image-$(CONFIG_MACH_MARVELL_ARMADA_XP_GP) += barebox-marvell-armada-xp-gp-2nd.img
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NETGEAR_RN2120_KWBOPTS = ${KWBOPTS} -i $(board)/netgear-rn2120/kwbimage.cfg
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OPTS_start_netgear_rn2120.pblx.kwbimg = $(NETGEAR_RN2120_KWBOPTS)
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FILE_barebox-netgear-rn2120.img = start_netgear_rn2120.pblx.kwbimg
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FILE_barebox-netgear-rn2120-2nd.img = start_netgear_rn2120.pblx
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pblx-$(CONFIG_MACH_NETGEAR_RN2120) += start_netgear_rn2120
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image-$(CONFIG_MACH_NETGEAR_RN2120) += barebox-netgear-rn2120.img
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image-$(CONFIG_MACH_NETGEAR_RN2120) += barebox-netgear-rn2120-2nd.img
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PLATHOME_OPENBLOCKS_AX3_KWBOPTS = ${KWBOPTS} -i $(board)/plathome-openblocks-ax3/kwbimage.cfg
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OPTS_start_plathome_openblocks_ax3.pblx.kwbimg = $(PLATHOME_OPENBLOCKS_AX3_KWBOPTS)
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FILE_barebox-plathome-openblocks-ax3.img = start_plathome_openblocks_ax3.pblx.kwbimg
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