提交 923e3819 编写于 作者: A Atsushi Nemoto 提交者: Ralf Baechle

MIPS: TXx9: Add TX4939 RNG support

Add platform support for RNG of TX4939 SoC.
Signed-off-by: NAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
上级 049a947c
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -45,6 +45,8 @@
#define TX4939_RTC_REG (TX4939_REG_BASE + 0xfb00)
#define TX4939_CIR_REG (TX4939_REG_BASE + 0xfc00)
#define TX4939_RNG_REG (TX4939_CRYPTO_REG + 0xb0)
struct tx4939_le_reg {
__u32 r;
__u32 unused;
......@@ -547,5 +549,6 @@ void tx4939_ndfmc_init(unsigned int hold, unsigned int spw,
void tx4939_dmac_init(int memcpy_chan0, int memcpy_chan1);
void tx4939_aclc_init(void);
void tx4939_sramc_init(void);
void tx4939_rng_init(void);
#endif /* __ASM_TXX9_TX4939_H */
......@@ -500,6 +500,23 @@ void __init tx4939_sramc_init(void)
txx9_sramc_init(&tx4939_sram_resource);
}
void __init tx4939_rng_init(void)
{
static struct resource res = {
.start = TX4939_RNG_REG & 0xfffffffffULL,
.end = (TX4939_RNG_REG & 0xfffffffffULL) + 0x30 - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device pdev = {
.name = "tx4939-rng",
.id = -1,
.num_resources = 1,
.resource = &res,
};
platform_device_register(&pdev);
}
static void __init tx4939_stop_unused_modules(void)
{
__u64 pcfg, rst = 0, ckd = 0;
......
......@@ -502,6 +502,7 @@ static void __init rbtx4939_device_init(void)
tx4939_aclc_init();
platform_device_register_simple("txx9aclc-generic", -1, NULL, 0);
tx4939_sramc_init();
tx4939_rng_init();
}
static void __init rbtx4939_setup(void)
......
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