diff --git a/source/libs/fatfs/ff.c b/source/libs/fatfs/ff.c
index 6c86e0a..c3e2ab9 100644
--- a/source/libs/fatfs/ff.c
+++ b/source/libs/fatfs/ff.c
@@ -40,9 +40,6 @@
 #include "diskio.h"		/* Declarations of device I/O functions */
 #include "../../gfx/gfx.h"
 
-#pragma GCC push_options
-#pragma GCC target ("thumb")
-
 #define EFSPRINTF(text, ...) print_error(); gfx_printf("%k"text"%k\n", 0xFFFFFF00, 0xFFFFFFFF);
 //#define EFSPRINTF(...)
 
@@ -6650,5 +6647,3 @@ FRESULT f_setcp (
 	return FR_OK;
 }
 #endif	/* FF_CODE_PAGE == 0 */
-
-#pragma GCC pop_options
diff --git a/source/libs/fatfs/ffconf.h b/source/libs/fatfs/ffconf.h
index 221c909..dc9577e 100644
--- a/source/libs/fatfs/ffconf.h
+++ b/source/libs/fatfs/ffconf.h
@@ -97,7 +97,7 @@
 */
 
 
-#define FF_USE_LFN		1
+#define FF_USE_LFN		3
 #define FF_MAX_LFN		255
 /* The FF_USE_LFN switches the support for LFN (long file name).
 /
diff --git a/source/power/max17050.c b/source/power/max17050.c
index aca452e..227f76b 100644
--- a/source/power/max17050.c
+++ b/source/power/max17050.c
@@ -43,9 +43,6 @@
 
 #define MAX17050_VMAX_TOLERANCE 50 /* 50 mV */
 
-#pragma GCC push_options
-#pragma GCC optimize ("Os")
-
 int max17050_get_property(enum MAX17050_reg reg, int *value)
 {
 	u16 data;
@@ -267,5 +264,3 @@ int max17050_fix_configuration()
 
 	return 0;
 }
-
-#pragma GCC pop_options
\ No newline at end of file
diff --git a/source/soc/fuse.h b/source/soc/fuse.h
index 191f18a..0748936 100644
--- a/source/soc/fuse.h
+++ b/source/soc/fuse.h
@@ -37,12 +37,31 @@
 #define FUSE_WRITE_ACCESS_SW 0x30
 #define FUSE_PWR_GOOD_SW 0x34
 #define FUSE_SKU_INFO 0x110
+#define FUSE_CPU_SPEEDO_0_CALIB 0x114
+#define FUSE_CPU_IDDQ_CALIB 0x118
+#define FUSE_OPT_FT_REV 0x128
+#define FUSE_CPU_SPEEDO_1_CALIB 0x12C
+#define FUSE_CPU_SPEEDO_2_CALIB 0x130
+#define FUSE_SOC_SPEEDO_0_CALIB 0x134
+#define FUSE_SOC_SPEEDO_1_CALIB 0x138
+#define FUSE_SOC_SPEEDO_2_CALIB 0x13C
+#define FUSE_SOC_IDDQ_CALIB 0x140
+#define FUSE_OPT_CP_REV 0x190
 #define FUSE_FIRST_BOOTROM_PATCH_SIZE 0x19c
 #define FUSE_PRIVATE_KEY0 0x1A4
 #define FUSE_PRIVATE_KEY1 0x1A8
 #define FUSE_PRIVATE_KEY2 0x1AC
 #define FUSE_PRIVATE_KEY3 0x1B0
+#define FUSE_PRIVATE_KEY4 0x1B4
 #define FUSE_RESERVED_SW 0x1C0
+#define FUSE_OPT_VENDOR_CODE 0x200
+#define FUSE_OPT_FAB_CODE 0x204
+#define FUSE_OPT_LOT_CODE_0 0x208
+#define FUSE_OPT_LOT_CODE_1 0x20C
+#define FUSE_OPT_WAFER_ID 0x210
+#define FUSE_OPT_X_COORDINATE 0x214
+#define FUSE_OPT_Y_COORDINATE 0x218
+#define FUSE_GPU_IDDQ_CALIB	0x228
 
 /*! Fuse commands. */
 #define FUSE_READ 0x1
diff --git a/source/soc/kfuse.c b/source/soc/kfuse.c
index 1621215..2f9e5de 100644
--- a/source/soc/kfuse.c
+++ b/source/soc/kfuse.c
@@ -18,9 +18,6 @@
 #include "../soc/clock.h"
 #include "../soc/t210.h"
 
-#pragma GCC push_options
-#pragma GCC optimize ("Os")
-
 int kfuse_read(u32 *buf)
 {
 	int res = 0;
@@ -57,5 +54,3 @@ int kfuse_wait_ready()
 
     return 1;
 }
-
-#pragma GCC pop_options
diff --git a/source/storage/sdmmc_driver.c b/source/storage/sdmmc_driver.c
index 96910c8..0c0c2ff 100644
--- a/source/storage/sdmmc_driver.c
+++ b/source/storage/sdmmc_driver.c
@@ -32,10 +32,6 @@
 //#define DPRINTF(...) gfx_printf(__VA_ARGS__)
 #define DPRINTF(...)
 
-#pragma GCC push_options
-#pragma GCC target ("thumb")
-#pragma GCC optimize ("Os")
-
 /*! SCMMC controller base addresses. */
 static const u32 _sdmmc_bases[4] = {
 	0x700B0000,
@@ -81,7 +77,7 @@ static int _sdmmc_set_voltage(sdmmc_t *sdmmc, u32 power)
 	{
 		pwr |= TEGRA_MMC_PWRCTL_SD_BUS_POWER;
 		sdmmc->regs->pwrcon = pwr;
-	}
+	}	
 
 	return 1;
 }
@@ -389,7 +385,7 @@ int sdmmc_get_rsp(sdmmc_t *sdmmc, u32 *rsp, u32 size, u32 type)
 
 static void _sdmmc_reset(sdmmc_t *sdmmc)
 {
-	sdmmc->regs->swrst |=
+	sdmmc->regs->swrst |= 
 		TEGRA_MMC_SWRST_SW_RESET_FOR_CMD_LINE | TEGRA_MMC_SWRST_SW_RESET_FOR_DAT_LINE;
 	_sdmmc_get_clkcon(sdmmc);
 	u32 timeout = get_tmr_ms() + 2000;
@@ -460,7 +456,7 @@ static int _sdmmc_setup_read_small_block(sdmmc_t *sdmmc)
 static int _sdmmc_parse_cmdbuf(sdmmc_t *sdmmc, sdmmc_cmd_t *cmd, bool is_data_present)
 {
 	u16 cmdflags = 0;
-
+	
 	switch (cmd->rsp_type)
 	{
 	case SDMMC_RSP_TYPE_0:
@@ -726,7 +722,7 @@ static int _sdmmc_check_mask_interrupt(sdmmc_t *sdmmc, u16 *pout, u16 mask)
 		sdmmc->regs->norintsts = norintsts & mask;
 		return SDMMC_MASKINT_MASKED;
 	}
-
+	
 	return SDMMC_MASKINT_NOERROR;
 }
 
@@ -771,7 +767,7 @@ static int _sdmmc_stop_transmission_inner(sdmmc_t *sdmmc, u32 *rsp)
 
 	if (!res)
 		return 0;
-
+	
 	_sdmmc_cache_rsp(sdmmc, rsp, 4, SDMMC_RSP_TYPE_1);
 
 	return _sdmmc_wait_prnsts_type1(sdmmc);
@@ -905,7 +901,7 @@ static int _sdmmc_execute_cmd_inner(sdmmc_t *sdmmc, sdmmc_cmd_t *cmd, sdmmc_req_
 	_sdmmc_parse_cmdbuf(sdmmc, cmd, is_data_present);
 
 	int res = _sdmmc_wait_request(sdmmc);
-	DPRINTF("rsp(%d): %08X, %08X, %08X, %08X\n", res,
+	DPRINTF("rsp(%d): %08X, %08X, %08X, %08X\n", res, 
 		sdmmc->regs->rspreg0, sdmmc->regs->rspreg1, sdmmc->regs->rspreg2, sdmmc->regs->rspreg3);
 	if (res)
 	{
@@ -947,7 +943,7 @@ static int _sdmmc_config_sdmmc1()
 	gpio_output_enable(GPIO_PORT_Z, GPIO_PIN_1, GPIO_OUTPUT_DISABLE);
 	usleep(100);
 
-	// Check if SD card is inserted.
+	// Check if SD card is inserted. 
 	if(!!gpio_read(GPIO_PORT_Z, GPIO_PIN_1))
 		return 0;
 
@@ -1059,7 +1055,7 @@ void sdmmc_end(sdmmc_t *sdmmc)
 	if (!sdmmc->clock_stopped)
 	{
 		_sdmmc_sd_clock_disable(sdmmc);
-		// Disable SDMMC power.
+		// Disable SDMMC power. 
 		_sdmmc_set_voltage(sdmmc, SDMMC_POWER_OFF);
 
 		// Disable SD card power.
@@ -1138,7 +1134,7 @@ int sdmmc_enable_low_voltage(sdmmc_t *sdmmc)
 	_sdmmc_set_voltage(sdmmc, SDMMC_POWER_1_8);
 	_sdmmc_get_clkcon(sdmmc);
 	msleep(5);
-
+	
 	if (sdmmc->regs->hostctl2 & SDHCI_CTRL_VDD_180)
 	{
 		sdmmc->regs->clkcon |= TEGRA_MMC_CLKCON_SD_CLOCK_ENABLE;
@@ -1150,5 +1146,3 @@ int sdmmc_enable_low_voltage(sdmmc_t *sdmmc)
 
 	return 0;
 }
-
-#pragma GCC pop_options