READ = 0x03,
PP = 0x02,
WREN = 0x6,
+ RESET_ENABLE = 0x66,
+ RESET_MEMORY = 0x99,
EN_4BYTE_ADDR = 0xB7,
ERASE_SECTOR = 0xd8,
};
writel(ASPEED_FMC_BASE + R_CONF, conf);
}
+static void spi_conf_remove(uint32_t value)
+{
+ uint32_t conf = readl(ASPEED_FMC_BASE + R_CONF);
+
+ conf &= ~value;
+ writel(ASPEED_FMC_BASE + R_CONF, conf);
+}
+
static void spi_ctrl_start_user(void)
{
uint32_t ctrl = readl(ASPEED_FMC_BASE + R_CTRL0);
writel(ASPEED_FMC_BASE + R_CTRL0, ctrl);
}
+static void flash_reset(void)
+{
+ spi_conf(CONF_ENABLE_W0);
+
+ spi_ctrl_start_user();
+ writeb(ASPEED_FLASH_BASE, RESET_ENABLE);
+ writeb(ASPEED_FLASH_BASE, RESET_MEMORY);
+ spi_ctrl_stop_user();
+
+ spi_conf_remove(CONF_ENABLE_W0);
+}
+
static void test_read_jedec(void)
{
uint32_t jedec = 0x0;
jedec |= readb(ASPEED_FLASH_BASE);
spi_ctrl_stop_user();
+ flash_reset();
+
g_assert_cmphex(jedec, ==, FLASH_JEDEC);
}
for (i = 0; i < PAGE_SIZE / 4; i++) {
g_assert_cmphex(page[i], ==, 0xffffffff);
}
+
+ flash_reset();
}
static void test_erase_all(void)
for (i = 0; i < PAGE_SIZE / 4; i++) {
g_assert_cmphex(page[i], ==, 0xffffffff);
}
+
+ flash_reset();
}
static void test_write_page(void)
spi_ctrl_start_user();
writeb(ASPEED_FLASH_BASE, EN_4BYTE_ADDR);
+ writeb(ASPEED_FLASH_BASE, WREN);
writeb(ASPEED_FLASH_BASE, PP);
writel(ASPEED_FLASH_BASE, make_be32(my_page_addr));
for (i = 0; i < PAGE_SIZE / 4; i++) {
g_assert_cmphex(page[i], ==, 0xffffffff);
}
+
+ flash_reset();
}
static char tmp_path[] = "/tmp/qtest.m25p80.XXXXXX";