diff options
Diffstat (limited to 'package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_vr9.c')
| -rw-r--r-- | package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_vr9.c | 61 |
1 files changed, 44 insertions, 17 deletions
diff --git a/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_vr9.c b/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_vr9.c index 0a02569cef..cf0897b563 100644 --- a/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_vr9.c +++ b/package/kernel/lantiq/ltq-ptm/src/ifxmips_ptm_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> /* @@ -52,7 +54,7 @@ static inline void init_pmu(void); static inline void uninit_pmu(void); -static inline void reset_ppe(void); +static inline void reset_ppe(struct platform_device *pdev); static inline void init_pdma(void); static inline void init_mailbox(void); static inline void init_atm_tc(void); @@ -80,21 +82,46 @@ static inline void uninit_pmu(void) { } -static inline void reset_ppe(void) +static inline void reset_ppe(struct platform_device *pdev) { -/*#ifdef MODULE - // reset PPE - ifx_rcu_rst(IFX_RCU_DOMAIN_DSLDFE, IFX_RCU_MODULE_PTM); - udelay(1000); - ifx_rcu_rst(IFX_RCU_DOMAIN_DSLTC, IFX_RCU_MODULE_PTM); - udelay(1000); - ifx_rcu_rst(IFX_RCU_DOMAIN_PPE, IFX_RCU_MODULE_PTM); - udelay(1000); - *PP32_SRST &= ~0x000303CF; - udelay(1000); - *PP32_SRST |= 0x000303CF; - udelay(1000); -#endif*/ +#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); + reset_control_assert(dfe); + udelay(1000); + reset_control_assert(tc); + udelay(1000); + *PP32_SRST &= ~0x000303CF; + udelay(1000); + *PP32_SRST |= 0x000303CF; + udelay(1000); +#endif } static inline void init_pdma(void) @@ -230,11 +257,11 @@ extern void ifx_ptm_get_fw_ver(unsigned int *major, unsigned int *minor) *minor = FW_VER_ID->minor; } -void ifx_ptm_init_chip(void) +void ifx_ptm_init_chip(struct platform_device *pdev) { init_pmu(); - reset_ppe(); + reset_ppe(pdev); init_pdma(); |