diff options
author | Denys Drozdov <denys.drozdov@toradex.com> | 2021-11-08 14:49:52 +0200 |
---|---|---|
committer | Denys Drozdov <denys.drozdov@toradex.com> | 2021-11-08 14:49:52 +0200 |
commit | 4128a6606c71fd177b71e2037f9da101cf967e50 (patch) | |
tree | 0788ec5e6e39d47f8971c818d966df07cc8c6952 /arch/arm/mach-imx | |
parent | f28f1c4529ddede4f033e4d55fad00c9df3afe10 (diff) | |
parent | e99f775ed2f46b225106f0a156116a0080d16740 (diff) |
Merge remote-tracking branch 'fscl/5.4-2.3.x-imx' into toradex_5.4-2.3.x-imx
Diffstat (limited to 'arch/arm/mach-imx')
-rw-r--r-- | arch/arm/mach-imx/common.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-imx/mmdc.c | 17 | ||||
-rw-r--r-- | arch/arm/mach-imx/pm-imx6.c | 24 | ||||
-rw-r--r-- | arch/arm/mach-imx/suspend-imx53.S | 4 |
4 files changed, 41 insertions, 6 deletions
diff --git a/arch/arm/mach-imx/common.c b/arch/arm/mach-imx/common.c index 1792c80721d9..2f644c6b2c28 100644 --- a/arch/arm/mach-imx/common.c +++ b/arch/arm/mach-imx/common.c @@ -59,7 +59,7 @@ void __init imx6_enet_mac_init(const char *enet_compat, const char *ocotp_compat from = enet_np; - if (!IS_ERR(of_get_mac_address(enet_np))) + if (of_get_mac_address(enet_np)) goto put_enet_node; id = of_alias_get_id(enet_np, "ethernet"); diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c index 8599936fc001..f4589e8ee04c 100644 --- a/arch/arm/mach-imx/mmdc.c +++ b/arch/arm/mach-imx/mmdc.c @@ -104,6 +104,7 @@ struct mmdc_pmu { struct perf_event *mmdc_events[MMDC_NUM_COUNTERS]; struct hlist_node node; struct fsl_mmdc_devtype_data *devtype_data; + struct clk *mmdc_ipg_clk; }; /* @@ -463,11 +464,14 @@ static int imx_mmdc_remove(struct platform_device *pdev) cpuhp_state_remove_instance_nocalls(cpuhp_mmdc_state, &pmu_mmdc->node); perf_pmu_unregister(&pmu_mmdc->pmu); + iounmap(pmu_mmdc->mmdc_base); + clk_disable_unprepare(pmu_mmdc->mmdc_ipg_clk); kfree(pmu_mmdc); return 0; } -static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_base) +static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_base, + struct clk *mmdc_ipg_clk) { struct mmdc_pmu *pmu_mmdc; char *name; @@ -495,6 +499,7 @@ static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_b } mmdc_num = mmdc_pmu_init(pmu_mmdc, mmdc_base, &pdev->dev); + pmu_mmdc->mmdc_ipg_clk = mmdc_ipg_clk; if (mmdc_num == 0) name = "mmdc"; else @@ -530,7 +535,7 @@ pmu_free: #else #define imx_mmdc_remove NULL -#define imx_mmdc_perf_init(pdev, mmdc_base) 0 +#define imx_mmdc_perf_init(pdev, mmdc_base, mmdc_ipg_clk) 0 #endif static int imx_mmdc_probe(struct platform_device *pdev) @@ -568,7 +573,13 @@ static int imx_mmdc_probe(struct platform_device *pdev) val &= ~(1 << BP_MMDC_MAPSR_PSD); writel_relaxed(val, reg); - return imx_mmdc_perf_init(pdev, mmdc_base); + err = imx_mmdc_perf_init(pdev, mmdc_base, mmdc_ipg_clk); + if (err) { + iounmap(mmdc_base); + clk_disable_unprepare(mmdc_ipg_clk); + } + + return err; } int imx_mmdc_get_ddr_type(void) diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c index 873d27d90637..f425abbc3d85 100644 --- a/arch/arm/mach-imx/pm-imx6.c +++ b/arch/arm/mach-imx/pm-imx6.c @@ -9,6 +9,7 @@ #include <linux/io.h> #include <linux/irq.h> #include <linux/genalloc.h> +#include <linux/irqchip/arm-gic.h> #include <linux/mfd/syscon.h> #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h> #include <linux/of.h> @@ -1261,6 +1262,29 @@ static void __init imx6_pm_common_init(const struct imx6_pm_socdata IMX6Q_GPR1_GINT); } +static void imx6_pm_stby_poweroff(void) +{ + gic_cpu_if_down(0); + imx6_set_lpm(STOP_POWER_OFF); + imx6q_suspend_finish(0); + + mdelay(1000); + + pr_emerg("Unable to poweroff system\n"); +} + +static int imx6_pm_stby_poweroff_probe(void) +{ + if (pm_power_off) { + pr_warn("%s: pm_power_off already claimed %p %ps!\n", + __func__, pm_power_off, pm_power_off); + return -EBUSY; + } + + pm_power_off = imx6_pm_stby_poweroff; + return 0; +} + void __init imx6_pm_ccm_init(const char *ccm_compat) { struct device_node *np; diff --git a/arch/arm/mach-imx/suspend-imx53.S b/arch/arm/mach-imx/suspend-imx53.S index 41b8aad65363..46570ec2fbcf 100644 --- a/arch/arm/mach-imx/suspend-imx53.S +++ b/arch/arm/mach-imx/suspend-imx53.S @@ -28,11 +28,11 @@ * ^ * ^ * imx53_suspend code - * PM_INFO structure(imx53_suspend_info) + * PM_INFO structure(imx5_cpu_suspend_info) * ======================== low address ======================= */ -/* Offsets of members of struct imx53_suspend_info */ +/* Offsets of members of struct imx5_cpu_suspend_info */ #define SUSPEND_INFO_MX53_M4IF_V_OFFSET 0x0 #define SUSPEND_INFO_MX53_IOMUXC_V_OFFSET 0x4 #define SUSPEND_INFO_MX53_IO_COUNT_OFFSET 0x8 |