drivers/net/wireless/ath/ath10k/ahb.h

   1 /* SPDX-License-Identifier: ISC */
   2 /*
   3  * Copyright (c) 2016 Qualcomm Atheros, Inc. All rights reserved.
   4  * Copyright (c) 2015 The Linux Foundation. All rights reserved.
   5  */
   6
   7 #ifndef _AHB_H_
   8 #define _AHB_H_
   9
  10 #include <linux/platform_device.h>
  11
  12 struct ath10k_ahb {
  13         struct platform_device *pdev;
  14         void __iomem *mem;
  15         unsigned long mem_len;
  16         void __iomem *gcc_mem;
  17         void __iomem *tcsr_mem;
  18
  19         int irq;
  20
  21         struct clk *cmd_clk;
  22         struct clk *ref_clk;
  23         struct clk *rtc_clk;
  24
  25         struct reset_control *core_cold_rst;
  26         struct reset_control *radio_cold_rst;
  27         struct reset_control *radio_warm_rst;
  28         struct reset_control *radio_srif_rst;
  29         struct reset_control *cpu_init_rst;
  30 };
  31
  32 #ifdef CONFIG_ATH10K_AHB
  33
  34 #define ATH10K_GCC_REG_BASE                  0x1800000
  35 #define ATH10K_GCC_REG_SIZE                  0x60000
  36
  37 #define ATH10K_TCSR_REG_BASE                 0x1900000
  38 #define ATH10K_TCSR_REG_SIZE                 0x80000
  39
  40 #define ATH10K_AHB_GCC_FEPLL_PLL_DIV         0x2f020
  41 #define ATH10K_AHB_WIFI_SCRATCH_5_REG        0x4f014
  42
  43 #define ATH10K_AHB_WLAN_CORE_ID_REG          0x82030
  44
  45 #define ATH10K_AHB_TCSR_WIFI0_GLB_CFG        0x49000
  46 #define ATH10K_AHB_TCSR_WIFI1_GLB_CFG        0x49004
  47 #define TCSR_WIFIX_GLB_CFG_DISABLE_CORE_CLK  BIT(25)
  48
  49 #define ATH10K_AHB_TCSR_WCSS0_HALTREQ        0x52000
  50 #define ATH10K_AHB_TCSR_WCSS1_HALTREQ        0x52010
  51 #define ATH10K_AHB_TCSR_WCSS0_HALTACK        0x52004
  52 #define ATH10K_AHB_TCSR_WCSS1_HALTACK        0x52014
  53
  54 #define ATH10K_AHB_AXI_BUS_HALT_TIMEOUT      10 /* msec */
  55 #define AHB_AXI_BUS_HALT_REQ                 1
  56 #define AHB_AXI_BUS_HALT_ACK                 1
  57
  58 #define ATH10K_AHB_CORE_CTRL_CPU_INTR_MASK   1
  59
  60 int ath10k_ahb_init(void);
  61 void ath10k_ahb_exit(void);
  62
  63 #else /* CONFIG_ATH10K_AHB */
  64
  65 static inline int ath10k_ahb_init(void)
  66 {
  67         return 0;
  68 }
  69
  70 static inline void ath10k_ahb_exit(void)
  71 {
  72 }
  73
  74 #endif /* CONFIG_ATH10K_AHB */
  75
  76 #endif /* _AHB_H_ */