diff options
Diffstat (limited to 'package/kernel/lantiq/ltq-atm/src/ifxmips_atm_vr9.c')
| -rw-r--r-- | package/kernel/lantiq/ltq-atm/src/ifxmips_atm_vr9.c | 45 |
1 files changed, 36 insertions, 9 deletions
diff --git a/package/kernel/lantiq/ltq-atm/src/ifxmips_atm_vr9.c b/package/kernel/lantiq/ltq-atm/src/ifxmips_atm_vr9.c index 89c71e37e6..8638b12b4e 100644 --- a/package/kernel/lantiq/ltq-atm/src/ifxmips_atm_vr9.c +++ b/package/kernel/lantiq/ltq-atm/src/ifxmips_atm_vr9.c @@ -40,6 +40,8 @@ #include <linux/proc_fs.h> #include <linux/init.h> #include <linux/ioctl.h> +#include <linux/platform_device.h> +#include <linux/reset.h> #include <asm/delay.h> #include "ifxmips_atm_core.h" @@ -56,21 +58,46 @@ #define IFX_PMU_MODULE_AHBS BIT(13) #define IFX_PMU_MODULE_DSL_DFE BIT(9) -static inline void vr9_reset_ppe(void) +static inline void vr9_reset_ppe(struct platform_device *pdev) { -/*#ifdef MODULE - // reset PPE - ifx_rcu_rst(IFX_RCU_DOMAIN_DSLDFE, IFX_RCU_MODULE_ATM); +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0) + struct device *dev = &pdev->dev; + struct reset_control *dsp; + struct reset_control *dfe; + struct reset_control *tc; + + dsp = devm_reset_control_get(dev, "dsp"); + if (IS_ERR(dsp)) { + if (PTR_ERR(dsp) != -EPROBE_DEFER) + dev_err(dev, "Failed to lookup dsp reset\n"); +// return PTR_ERR(dsp); + } + + dfe = devm_reset_control_get(dev, "dfe"); + if (IS_ERR(dfe)) { + if (PTR_ERR(dfe) != -EPROBE_DEFER) + dev_err(dev, "Failed to lookup dfe reset\n"); +// return PTR_ERR(dfe); + } + + tc = devm_reset_control_get(dev, "tc"); + if (IS_ERR(tc)) { + if (PTR_ERR(tc) != -EPROBE_DEFER) + dev_err(dev, "Failed to lookup tc reset\n"); +// return PTR_ERR(tc); + } + + reset_control_assert(dsp); udelay(1000); - ifx_rcu_rst(IFX_RCU_DOMAIN_DSLTC, IFX_RCU_MODULE_ATM); + reset_control_assert(dfe); udelay(1000); - ifx_rcu_rst(IFX_RCU_DOMAIN_PPE, IFX_RCU_MODULE_ATM); + reset_control_assert(tc); udelay(1000); *PP32_SRST &= ~0x000303CF; udelay(1000); *PP32_SRST |= 0x000303CF; udelay(1000); -#endif*/ +#endif } static inline int vr9_pp32_download_code(int pp32, u32 *code_src, unsigned int code_dword_len, u32 *data_src, unsigned int data_dword_len) @@ -107,7 +134,7 @@ static void vr9_fw_ver(unsigned int *major, unsigned int *minor) *minor = FW_VER_ID->minor; } -static void vr9_init(void) +static void vr9_init(struct platform_device *pdev) { volatile u32 *p; unsigned int i; @@ -120,7 +147,7 @@ static void vr9_init(void) IFX_PMU_MODULE_AHBS | IFX_PMU_MODULE_DSL_DFE); - vr9_reset_ppe(); + vr9_reset_ppe(pdev); /* pdma init */ IFX_REG_W32(0x08, PDMA_CFG); |