1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Adapted from Linux v2.6.36 kernel: arch/powerpc/kernel/asm-offsets.c
4  *
5  * This program is used to generate definitions needed by
6  * assembly language modules.
7  *
8  * We use the technique used in the OSF Mach kernel code:
9  * generate asm statements containing #defines,
10  * compile this file to assembler, and then extract the
11  * #defines from the assembly-language output.
12  */
13 
14 #include <common.h>
15 #include <linux/kbuild.h>
16 #include <linux/arm-smccc.h>
17 
18 #if defined(CONFIG_MX25) || defined(CONFIG_MX27) || defined(CONFIG_MX35) \
19 	|| defined(CONFIG_MX51) || defined(CONFIG_MX53)
20 #include <asm/arch/imx-regs.h>
21 #endif
22 
main(void)23 int main(void)
24 {
25 	/*
26 	 * TODO : Check if each entry in this file is really necessary.
27 	 *   - struct esdramc_regs
28 	 *   - struct max_regs
29 	 *   - struct aips_regs
30 	 *   - struct aipi_regs
31 	 *   - struct clkctl
32 	 *   - struct dpll
33 	 * are used only for generating asm-offsets.h.
34 	 * It means their offset addresses are referenced only from assembly
35 	 * code. Is it better to define the macros directly in headers?
36 	 */
37 
38 #if defined(CONFIG_MX25)
39 	/* Clock Control Module */
40 	DEFINE(CCM_CCTL, offsetof(struct ccm_regs, cctl));
41 	DEFINE(CCM_CGCR0, offsetof(struct ccm_regs, cgr0));
42 	DEFINE(CCM_CGCR1, offsetof(struct ccm_regs, cgr1));
43 	DEFINE(CCM_CGCR2, offsetof(struct ccm_regs, cgr2));
44 	DEFINE(CCM_PCDR2, offsetof(struct ccm_regs, pcdr[2]));
45 	DEFINE(CCM_MCR, offsetof(struct ccm_regs, mcr));
46 
47 	/* Enhanced SDRAM Controller */
48 	DEFINE(ESDRAMC_ESDCTL0, offsetof(struct esdramc_regs, ctl0));
49 	DEFINE(ESDRAMC_ESDCFG0, offsetof(struct esdramc_regs, cfg0));
50 	DEFINE(ESDRAMC_ESDMISC, offsetof(struct esdramc_regs, misc));
51 
52 	/* Multi-Layer AHB Crossbar Switch */
53 	DEFINE(MAX_MPR0, offsetof(struct max_regs, mpr0));
54 	DEFINE(MAX_SGPCR0, offsetof(struct max_regs, sgpcr0));
55 	DEFINE(MAX_MPR1, offsetof(struct max_regs, mpr1));
56 	DEFINE(MAX_SGPCR1, offsetof(struct max_regs, sgpcr1));
57 	DEFINE(MAX_MPR2, offsetof(struct max_regs, mpr2));
58 	DEFINE(MAX_SGPCR2, offsetof(struct max_regs, sgpcr2));
59 	DEFINE(MAX_MPR3, offsetof(struct max_regs, mpr3));
60 	DEFINE(MAX_SGPCR3, offsetof(struct max_regs, sgpcr3));
61 	DEFINE(MAX_MPR4, offsetof(struct max_regs, mpr4));
62 	DEFINE(MAX_SGPCR4, offsetof(struct max_regs, sgpcr4));
63 	DEFINE(MAX_MGPCR0, offsetof(struct max_regs, mgpcr0));
64 	DEFINE(MAX_MGPCR1, offsetof(struct max_regs, mgpcr1));
65 	DEFINE(MAX_MGPCR2, offsetof(struct max_regs, mgpcr2));
66 	DEFINE(MAX_MGPCR3, offsetof(struct max_regs, mgpcr3));
67 	DEFINE(MAX_MGPCR4, offsetof(struct max_regs, mgpcr4));
68 
69 	/* AHB <-> IP-Bus Interface */
70 	DEFINE(AIPS_MPR_0_7, offsetof(struct aips_regs, mpr_0_7));
71 	DEFINE(AIPS_MPR_8_15, offsetof(struct aips_regs, mpr_8_15));
72 #endif
73 
74 #if defined(CONFIG_MX27)
75 	DEFINE(AIPI1_PSR0, IMX_AIPI1_BASE + offsetof(struct aipi_regs, psr0));
76 	DEFINE(AIPI1_PSR1, IMX_AIPI1_BASE + offsetof(struct aipi_regs, psr1));
77 	DEFINE(AIPI2_PSR0, IMX_AIPI2_BASE + offsetof(struct aipi_regs, psr0));
78 	DEFINE(AIPI2_PSR1, IMX_AIPI2_BASE + offsetof(struct aipi_regs, psr1));
79 
80 	DEFINE(CSCR, IMX_PLL_BASE + offsetof(struct pll_regs, cscr));
81 	DEFINE(MPCTL0, IMX_PLL_BASE + offsetof(struct pll_regs, mpctl0));
82 	DEFINE(SPCTL0, IMX_PLL_BASE + offsetof(struct pll_regs, spctl0));
83 	DEFINE(PCDR0, IMX_PLL_BASE + offsetof(struct pll_regs, pcdr0));
84 	DEFINE(PCDR1, IMX_PLL_BASE + offsetof(struct pll_regs, pcdr1));
85 	DEFINE(PCCR0, IMX_PLL_BASE + offsetof(struct pll_regs, pccr0));
86 	DEFINE(PCCR1, IMX_PLL_BASE + offsetof(struct pll_regs, pccr1));
87 
88 	DEFINE(ESDCTL0_ROF, offsetof(struct esdramc_regs, esdctl0));
89 	DEFINE(ESDCFG0_ROF, offsetof(struct esdramc_regs, esdcfg0));
90 	DEFINE(ESDCTL1_ROF, offsetof(struct esdramc_regs, esdctl1));
91 	DEFINE(ESDCFG1_ROF, offsetof(struct esdramc_regs, esdcfg1));
92 	DEFINE(ESDMISC_ROF, offsetof(struct esdramc_regs, esdmisc));
93 
94 	DEFINE(GPCR, IMX_SYSTEM_CTL_BASE +
95 		offsetof(struct system_control_regs, gpcr));
96 	DEFINE(FMCR, IMX_SYSTEM_CTL_BASE +
97 		offsetof(struct system_control_regs, fmcr));
98 #endif
99 
100 #if defined(CONFIG_MX35)
101 	/* Round up to make sure size gives nice stack alignment */
102 	DEFINE(CLKCTL_CCMR, offsetof(struct ccm_regs, ccmr));
103 	DEFINE(CLKCTL_PDR0, offsetof(struct ccm_regs, pdr0));
104 	DEFINE(CLKCTL_PDR1, offsetof(struct ccm_regs, pdr1));
105 	DEFINE(CLKCTL_PDR2, offsetof(struct ccm_regs, pdr2));
106 	DEFINE(CLKCTL_PDR3, offsetof(struct ccm_regs, pdr3));
107 	DEFINE(CLKCTL_PDR4, offsetof(struct ccm_regs, pdr4));
108 	DEFINE(CLKCTL_RCSR, offsetof(struct ccm_regs, rcsr));
109 	DEFINE(CLKCTL_MPCTL, offsetof(struct ccm_regs, mpctl));
110 	DEFINE(CLKCTL_PPCTL, offsetof(struct ccm_regs, ppctl));
111 	DEFINE(CLKCTL_ACMR, offsetof(struct ccm_regs, acmr));
112 	DEFINE(CLKCTL_COSR, offsetof(struct ccm_regs, cosr));
113 	DEFINE(CLKCTL_CGR0, offsetof(struct ccm_regs, cgr0));
114 	DEFINE(CLKCTL_CGR1, offsetof(struct ccm_regs, cgr1));
115 	DEFINE(CLKCTL_CGR2, offsetof(struct ccm_regs, cgr2));
116 	DEFINE(CLKCTL_CGR3, offsetof(struct ccm_regs, cgr3));
117 
118 	/* Multi-Layer AHB Crossbar Switch */
119 	DEFINE(MAX_MPR0, offsetof(struct max_regs, mpr0));
120 	DEFINE(MAX_SGPCR0, offsetof(struct max_regs, sgpcr0));
121 	DEFINE(MAX_MPR1, offsetof(struct max_regs, mpr1));
122 	DEFINE(MAX_SGPCR1, offsetof(struct max_regs, sgpcr1));
123 	DEFINE(MAX_MPR2, offsetof(struct max_regs, mpr2));
124 	DEFINE(MAX_SGPCR2, offsetof(struct max_regs, sgpcr2));
125 	DEFINE(MAX_MPR3, offsetof(struct max_regs, mpr3));
126 	DEFINE(MAX_SGPCR3, offsetof(struct max_regs, sgpcr3));
127 	DEFINE(MAX_MPR4, offsetof(struct max_regs, mpr4));
128 	DEFINE(MAX_SGPCR4, offsetof(struct max_regs, sgpcr4));
129 	DEFINE(MAX_MGPCR0, offsetof(struct max_regs, mgpcr0));
130 	DEFINE(MAX_MGPCR1, offsetof(struct max_regs, mgpcr1));
131 	DEFINE(MAX_MGPCR2, offsetof(struct max_regs, mgpcr2));
132 	DEFINE(MAX_MGPCR3, offsetof(struct max_regs, mgpcr3));
133 	DEFINE(MAX_MGPCR4, offsetof(struct max_regs, mgpcr4));
134 	DEFINE(MAX_MGPCR5, offsetof(struct max_regs, mgpcr5));
135 
136 	/* AHB <-> IP-Bus Interface */
137 	DEFINE(AIPS_MPR_0_7, offsetof(struct aips_regs, mpr_0_7));
138 	DEFINE(AIPS_MPR_8_15, offsetof(struct aips_regs, mpr_8_15));
139 	DEFINE(AIPS_PACR_0_7, offsetof(struct aips_regs, pacr_0_7));
140 	DEFINE(AIPS_PACR_8_15, offsetof(struct aips_regs, pacr_8_15));
141 	DEFINE(AIPS_PACR_16_23, offsetof(struct aips_regs, pacr_16_23));
142 	DEFINE(AIPS_PACR_24_31, offsetof(struct aips_regs, pacr_24_31));
143 	DEFINE(AIPS_OPACR_0_7, offsetof(struct aips_regs, opacr_0_7));
144 	DEFINE(AIPS_OPACR_8_15, offsetof(struct aips_regs, opacr_8_15));
145 	DEFINE(AIPS_OPACR_16_23, offsetof(struct aips_regs, opacr_16_23));
146 	DEFINE(AIPS_OPACR_24_31, offsetof(struct aips_regs, opacr_24_31));
147 	DEFINE(AIPS_OPACR_32_39, offsetof(struct aips_regs, opacr_32_39));
148 #endif
149 
150 #if defined(CONFIG_MX51) || defined(CONFIG_MX53)
151 	/* Round up to make sure size gives nice stack alignment */
152 	DEFINE(CLKCTL_CCMR, offsetof(struct clkctl, ccr));
153 	DEFINE(CLKCTL_CCDR, offsetof(struct clkctl, ccdr));
154 	DEFINE(CLKCTL_CSR, offsetof(struct clkctl, csr));
155 	DEFINE(CLKCTL_CCSR, offsetof(struct clkctl, ccsr));
156 	DEFINE(CLKCTL_CACRR, offsetof(struct clkctl, cacrr));
157 	DEFINE(CLKCTL_CBCDR, offsetof(struct clkctl, cbcdr));
158 	DEFINE(CLKCTL_CBCMR, offsetof(struct clkctl, cbcmr));
159 	DEFINE(CLKCTL_CSCMR1, offsetof(struct clkctl, cscmr1));
160 	DEFINE(CLKCTL_CSCMR2, offsetof(struct clkctl, cscmr2));
161 	DEFINE(CLKCTL_CSCDR1, offsetof(struct clkctl, cscdr1));
162 	DEFINE(CLKCTL_CS1CDR, offsetof(struct clkctl, cs1cdr));
163 	DEFINE(CLKCTL_CS2CDR, offsetof(struct clkctl, cs2cdr));
164 	DEFINE(CLKCTL_CDCDR, offsetof(struct clkctl, cdcdr));
165 	DEFINE(CLKCTL_CHSCCDR, offsetof(struct clkctl, chsccdr));
166 	DEFINE(CLKCTL_CSCDR2, offsetof(struct clkctl, cscdr2));
167 	DEFINE(CLKCTL_CSCDR3, offsetof(struct clkctl, cscdr3));
168 	DEFINE(CLKCTL_CSCDR4, offsetof(struct clkctl, cscdr4));
169 	DEFINE(CLKCTL_CWDR, offsetof(struct clkctl, cwdr));
170 	DEFINE(CLKCTL_CDHIPR, offsetof(struct clkctl, cdhipr));
171 	DEFINE(CLKCTL_CDCR, offsetof(struct clkctl, cdcr));
172 	DEFINE(CLKCTL_CTOR, offsetof(struct clkctl, ctor));
173 	DEFINE(CLKCTL_CLPCR, offsetof(struct clkctl, clpcr));
174 	DEFINE(CLKCTL_CISR, offsetof(struct clkctl, cisr));
175 	DEFINE(CLKCTL_CIMR, offsetof(struct clkctl, cimr));
176 	DEFINE(CLKCTL_CCOSR, offsetof(struct clkctl, ccosr));
177 	DEFINE(CLKCTL_CGPR, offsetof(struct clkctl, cgpr));
178 	DEFINE(CLKCTL_CCGR0, offsetof(struct clkctl, ccgr0));
179 	DEFINE(CLKCTL_CCGR1, offsetof(struct clkctl, ccgr1));
180 	DEFINE(CLKCTL_CCGR2, offsetof(struct clkctl, ccgr2));
181 	DEFINE(CLKCTL_CCGR3, offsetof(struct clkctl, ccgr3));
182 	DEFINE(CLKCTL_CCGR4, offsetof(struct clkctl, ccgr4));
183 	DEFINE(CLKCTL_CCGR5, offsetof(struct clkctl, ccgr5));
184 	DEFINE(CLKCTL_CCGR6, offsetof(struct clkctl, ccgr6));
185 	DEFINE(CLKCTL_CMEOR, offsetof(struct clkctl, cmeor));
186 #if defined(CONFIG_MX53)
187 	DEFINE(CLKCTL_CCGR7, offsetof(struct clkctl, ccgr7));
188 #endif
189 
190 	/* DPLL */
191 	DEFINE(PLL_DP_CTL, offsetof(struct dpll, dp_ctl));
192 	DEFINE(PLL_DP_CONFIG, offsetof(struct dpll, dp_config));
193 	DEFINE(PLL_DP_OP, offsetof(struct dpll, dp_op));
194 	DEFINE(PLL_DP_MFD, offsetof(struct dpll, dp_mfd));
195 	DEFINE(PLL_DP_MFN, offsetof(struct dpll, dp_mfn));
196 	DEFINE(PLL_DP_HFS_OP, offsetof(struct dpll, dp_hfs_op));
197 	DEFINE(PLL_DP_HFS_MFD, offsetof(struct dpll, dp_hfs_mfd));
198 	DEFINE(PLL_DP_HFS_MFN, offsetof(struct dpll, dp_hfs_mfn));
199 #endif
200 
201 #ifdef CONFIG_ARM_SMCCC
202 	DEFINE(ARM_SMCCC_RES_X0_OFFS, offsetof(struct arm_smccc_res, a0));
203 	DEFINE(ARM_SMCCC_RES_X2_OFFS, offsetof(struct arm_smccc_res, a2));
204 	DEFINE(ARM_SMCCC_QUIRK_ID_OFFS, offsetof(struct arm_smccc_quirk, id));
205 	DEFINE(ARM_SMCCC_QUIRK_STATE_OFFS, offsetof(struct arm_smccc_quirk, state));
206 #endif
207 
208 	return 0;
209 }
210